Paccar mx 13 problems

The 10-minute regen timer is just a notification that a parked regen needs to occur. A parked regen is going to go through a full cycle to ensure everything related to the engine and aftertreatment system is working properly. The aftertreatment covers the …

The MX started with machine fit tolerance at the slip which on the EPA 13 they almost always leaked at the front joint. Paccar claimed they sealed when the engine warmed which doesnt really float in the US cuz a leak is a leak according to DOT. Plus as pointed out earlier the fumes are are serious health problem. Power and Torque: The PACCAR MX-13 Engine is a true powerhouse, boasting an impressive horsepower and torque output of 1,450-1,850 lb.-ft and 380-500 hp, allowing it to effortlessly handle heavy loads, making it the perfect choice for those lengthy and demanding hauls. Fuel Efficiency: Its advanced injection systems, turbocharging, and exhaust ... Some common issues with Paccar engines and how to check for them and how to get ahead of the game on breakdowns.Thanks for watching ! I truly appreciate each...Aug 29, 2021 · A PACCAR MX engine is found in Kenworth and Peterbilt designed for class 8 heavy duty trucks. There are two PACCAR engines PACCAR MX11 engine – 11 liter (355HP - 445HP) PACCAR MX13 engine – 13 liter (405HP - 510HP) When connecting to perform repair it’s good to know what you are getting into. PACCAR vehicles need special equipment for you ... One common issue is a clogged air filter, which can restrict airflow to the engine and reduce power. If the air filter is dirty or clogged with your MX-13 for instance, it should be replaced or cleaned as needed. Another possible culprit is dirty fuel injectors, which can cause the engine to run poorly and lose power. Aug 29, 2021 · A PACCAR MX engine is found in Kenworth and Peterbilt designed for class 8 heavy duty trucks. There are two PACCAR engines PACCAR MX11 engine – 11 liter (355HP - 445HP) PACCAR MX13 engine – 13 liter (405HP - 510HP) When connecting to perform repair it’s good to know what you are getting into. PACCAR vehicles need special equipment for you ... KENWORTH MX-13 ENIGNE: THE NUTS AND BOLTS. The MX-13 is a 13-litre engine using selective catalytic reduction (SCR) for emissions control. It’s available in two different power ratings; 460hp (343kW) and 1,700ft-lb (2,300Nm), or 510hp (380kW) and 1,850ft-lb (2,500Nm). The MX is being launched on a platform of lightweight, driveability and ...

The MX started with machine fit tolerance at the slip which on the EPA 13 they almost always leaked at the front joint. Paccar claimed they sealed when the engine warmed which doesnt really float in the US cuz a leak is a leak according to DOT. Plus as pointed out earlier the fumes are are serious health problem.Mar 15, 2019. #6. Show off!!! With regard to oil analyses, the Paccar MX13 is the lowest wearing heavy duty engine I've ever seen. I've seen several UOAs for that engine and this report is pretty typical. Extraordinarily low wear metals is nice, but the silicon is very good and there's no signs of antifreeze intrusion, either.P0135 = Lambda sensor (F834) - Open circuit on ECU pin C46 P0168 = Fuel temperature - too high P0180 = Fuel temperature sensor (F803) - Fuel temperature is out of range atMay 30, 2023 · Paccar Engines; Paccar has its own line of diesel truck engines. 13 liter – They have had some issues but seem to have sorted out many of their problems. Horsepower up to 500 TQ 1850. The Paccar engine is available in both Peterbilt and Kenworth trucks. The dealer network is much improved from the past. Good morning I have a 2018 kenworth t680 with paccar mx13 had many issues with it recently so what I’ve done to it is replaced the VGT replaced EGR VALVE gotten the egr cooler and all the DPF filters cleaned but still the engine lights comes on and it keeps asking for a regen which it does successfully every time now it’s coming up with …Paccar MX-13 derate issues. I’m a driver, I’m driving a 2018 pete 389 with a MX-13. I keep having derate issues that stem from the DEF system, IF my truck does an auto regen it does like 4 a day. If It can’t do an auto regen is wants a parked and even then 2 or 3 hours later the light comes on for another one. When my companies shop does ...

Before a PACCAR MX engine is put to work in a customer truck, the design has gone through countless hours of testing to ensure quality, performance and a best-in-class service life. It’s one reason why either the MX-13, up to 510 hp, or the smaller and lighter MX-11, up to 430 hp, is spec’d in the majority of PacLease Class 8 trucks in a ...We will talk about the common actuator problems with the Paccar MX 13, as well as possible fixes you need to know. Paccar MX 13 Turbo Actuator Problems. A failed actuator can be due to a number of things. Here are just some of signs that your actuator is having some problems: Complete power loss; Intermittent low pressure; Overboost; Low …Jul 24, 2023 · This write-up identified and explained some of the common reasons for a loss of power in the Paccar MX13, including clogged fuel filters, clogged exhaust, injection issues, compression problems, and turbocharger faults. 1 09-11-2021, 05:20 PM. Anyone have information on doing a VGT delete on a Paccar MX13 EPA13 not the tuning but the actual mechanical work. Turbo went on on this customers …

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Jul 25, 2013 · Trucking Jobs in 30 seconds. Every month 400 people find a job with the help of TruckersReport. Zip. Class A CDL Experience. Please select ALL of your current, valid driver’s licenses. CDL A CDL B CDL C. Send me job offers. Jul 23, 2013 #2. Selecting the appropriate Paccar MX-13 tuning solution is a pivotal step in the journey towards improved heavy-duty truck performance. There are various tuning options available, ranging from custom Paccar tunes to pre-loaded options. Each comes with its set of advantages, and the choice depends on individual preferences and specific trucking ...Paccar MX-13 Crankcase... TruckYou posted May 9, 2024 at 4:19 PM. DS404 hub seal surface Luwi67 posted May 9, 2024 at 3:32 PM. 2007 w900The MX-11 and MX-13 are DAF engines. The early MX-13 was a disaster. Put a lot of owner-ops out of business due to downtime. A Sister Co, tried some in Pete’s. Major mistake. Kenworth Alaska refused to order rigs with the MX-13 because of all the issues.Learn about the common issues with the Paccar MX 13 Regen system, such as incomplete regen cycles, EGR valve failure, fuel injector malfunction, and DPF cracks, …When it comes to media players for your devices, there are numerous options available in the market. One popular choice among users is MX Player. Known for its wide range of featur...

Here is a list of some of the engines that PACCAR offers: MX-11: A 11-liter inline six-cylinder diesel engine used in medium-duty trucks and buses. MX-13:A 13-liter inline six-cylinder diesel engine used in heavy-duty trucks. MX-15:A 15-liter inline six-cylinder diesel engine used in heavy-duty trucks.code SPN:3821 SPN:2791I did install new EGR for $2,539.33 for the part .my labor.all system has no soot .The Paccar MX-13 ECM wiring diagram is a critical resource for any technician working on a Paccar MX-13 engine. This diagram provides a detailed look at the electrical system of the engine, including all of the sensors, actuators, and other components. By understanding the wiring diagram, technicians can quickly and easily … This manual contains information for the correct operation and maintenance of your PACCAR engine. Read and follow all safety instructions. Refer to the WARNING in the General Safety Instructions on page 7. Keep this manual with the equipment. If the equipment is traded or sold, give the manual to the new owner. with pressure build up in the fuel tank and knock from this paccar mx-13 engine in the morning on start up I knew this was going to be quite a invasive so he...Paccar MX13 engine brake, problem? Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Dave1837, Oct 3, 2020. Oct 3, 2020 #1. Dave1837 Road ... Paccar MX-13 Crankcase... TruckYou posted May 9, 2024 at 4:19 PM. DS404 hub seal surface Luwi67 posted May 9, 2024 at 3:32 PM.The center tests and verifies Kenworth and Peterbilt products and Paccar MX-13 engines. The B10 life of Paccar MX-13 engines is among the best in the industry. That’s important because 90% of the engines will last a million miles before requiring a major repair. This gives it a significant competitive edge over competing engines on the market.Feb 1, 2021 · The MX-11 and MX-13 are DAF engines. The early MX-13 was a disaster. Put a lot of owner-ops out of business due to downtime. A Sister Co, tried some in Pete’s. Major mistake. Kenworth Alaska refused to order rigs with the MX-13 because of all the issues.

Dec 12, 2010 · I have a mx13 and love the engine very reliable and good power for the size of the engine. No leaks and does not use oil. Very easy to maintain yourself. As far as longevity my brother and his wife run team air freight their trk just went passed 1 million with the mx 13. Still doing well and still getting good oil sample results.

2015 Peterbilt with Paccar MX 13 losing coolant Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by jdb1997, Jan 9, 2021. Page 1 of 2 1 2 Next > Jan 9, 2021 #1. jdb1997 Bobtail Member. 6 2. Dec 18, 2020 0. We have a 2015 Peterbilt with a Paccar MX 13 that is losing coolant. No leaks and oil and level look good.It's a gutless wonder. Has a 2015 KW 680 with an MX13 set at 455 hp. Good torque, and economy. To early to know about reliability. Has a 2016 KW 680 with an MX 13 set at 455 hp. Doesn't have as good of economy and torque as the 12 KW 660 does, been running about 3/4 of a mile to the gallon less then the 12 pulling the same loads.For the vehicle owner each violation is $3,750, being 2 violations, one violation for removing the DPF and second for reprogramming the computer to delete the DPF. But for the shops/techs that do the delete the fine is $37,500 per violation and for DPF delete that again would be x 2. So yeah, the EPA has put a heavy fine on the shop/tech …I am assuming the problem is a sticking Unloader Valve in the compressor or just a worn out compressor, truck has 480,000 miles which seems too early for a compressor failure. ... Paccar MX-13 Crankcase... TruckYou posted May 9, 2024 at 4:19 PM. DS404 hub seal surface Luwi67 posted May 9, 2024 at 3:32 PM. 2007 w900 trip236 …2012 Kenworth Paccar MX-13 Turbo issues Discussion in ' ... Also could a problem with the jakes mean no boost pressure? cliffster21, Feb 4, 2019.There are three key benefits associated with DPF delete: more engine power, better fuel economy, and reduced maintenance costs. More power: After deleting the DPF, most owners report a better performing, faster responding engine. Better fuel economy: Fuel economy is a big winner after deleting the DPF. Not only will a vehicle conserve the fuel ...PACCAR MX-13 EPA2013 Low Side Fuel System Pressure Testing Release Date 5/16/2014 Revision Engine fault codes P0087, P0088, P0093, P0094, P1087, P228D, or crank-no-start. Condition Engine fault codes P0087, P0088, P0093, P0094, P1087, P228D, or crank-no-start. Chassis Affected All PACCAR MX-13 EPA2013 powered vehicles. …Common Symptoms of Paccar MX 13 Head Gasket Problems Overheating. Overheating is a clear sign of a head gasket issue. When the head gasket fails, it cannot keep coolant contained. The engine then gets too hot. This is harmful to your Paccar MX 13. Always check the temperature gauge. If it shows high temperatures, investigate further.Description. In-frame Overhaul Rebuild Kit | Paccar MX13 Engine. PC1976615 Piston [STD] MX-13 303/340/375 [130.0 mm] Includes the Ring Set [w/55mm Pin]

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Prev 2013 PACCAR MX-13 – P0127 Intercooler temperature – Data valid but too high, most severe. Next 2013 PACCAR MX-13 – P0168 Fuel temperature – Data valid but too high, most severe. Leave a Reply Cancel reply. Your email address will not be published. Required fields are marked * Comment.May 24, 2020. #9. pushbroom said: Truck came in for low oil pressure after a recent service. Idle was 20lbs should be north of 50. Pulled out the spinner filter and found the lower bearing was unscrewed and coming apart. Installed the new bearing assembly and a new oil spinner, got 65lbs at idle. Truck had an aftermarket filter, the aftermarket ... PACCAR MX-13 EPA2017 engines may have a faulty Oil Bypass Valve located in the Oil Filter Cap assembly. The plastic retaining tabs could break off and put the lubrication system into an unfiltered state. An improved oil thermostat is also available for this same population of vehicles and will be installed at this time. PACCAR MX-13 EPA2013 Low Side Fuel System Pressure Testing Release Date 5/16/2014 Revision Engine fault codes P0087, P0088, P0093, P0094, P1087, P228D, or crank-no-start. Condition Engine fault codes P0087, P0088, P0093, P0094, P1087, P228D, or crank-no-start. Chassis Affected All PACCAR MX-13 EPA2013 powered vehicles. Action INFORMATION ONLYDescription. In-frame Overhaul Rebuild Kit | Paccar MX13 Engine. PC1976615 Piston [STD] MX-13 303/340/375 [130.0 mm] Includes the Ring Set [w/55mm Pin]Mar 13, 2017. 0. one of our own trucks, truck 79 spun a rod bearing at 330K miles. the guy in the shop said the block is also toast and the entire engine has to be replaced. its a 2015 T680 day cab. i heard from another one of our drivers that yet another milk hauler is experiencing a similar failure with one of their paccar engines and at ...Jan 7, 2024 ... Comments4 ; paccar mx13 EPA17 # BPV valve repair · 935 views ; Just Revealed! Liebherr INSANE Machines. Extreme Force · 29K views ; Year review of my&...This write-up identified and explained some of the common reasons for a loss of power in the Paccar MX13, including clogged fuel filters, clogged exhaust, injection …Nov 3, 2022 · Tracking down a problem now so might get another shop visit. But overall, almost 400k miles in 3 years, only 2 shop visits and a bunch of minor repairs I did myself. Conversely, when I worked for TransAm, the 2015 t680 with a paccar mx13 I drove couldn't go 3 months without a shop visit for a warranty repair and had numerous tows. 2019 Paccar Mx-13 electrical system TSB (Bulletin 02-172) Bulletin Date: Jun. 8, 2022. Component: Electrical system. Bulletin Summary: Info only: lin hybrid switch harnesses are available to order from paccar parts. Vehicles covered in this TSB: 2019 Paccar Mx-11, 2020 Paccar Mx-11, 2021 Paccar Mx-11, Paccar Mx-11, 2019 Paccar …Jan 13, 2022 · We will talk about the common actuator problems with the Paccar MX 13, as well as possible fixes you need to know. Paccar MX 13 Turbo Actuator Problems. A failed actuator can be due to a number of things. Here are just some of signs that your actuator is having some problems: Complete power loss; Intermittent low pressure; Overboost; Low boost ….

How to replace your NOx sensor on your Paccar MX engine and save a ton of money by doing so. It isn't a hard job (this is the front or inlet NOx Sensor). We ...Sep 14, 2018 · I have an paccar Mx 13 that has a leak behind the fuel filter housing assembly could that be the problem with it not starting and it starts if u run it day after day but if it sits for a day it’s hard to start - any advise for tthat? Does it have a primer pump as well? Thx and good luck to all u guys with ur trucks thx 2 2014 Paccar Mx-13 engine (pws) TSB (Bulletin 43-064) Bulletin Date: Sep. 25, 2020. Component: Engine (pws). Bulletin Summary: Information only: peterbilt has determined that certain models 567 and 579 vehicles built between July 06, 2012 and March 27, 2020 with the paccar mx-13 engine may experience an overspeed lamp illuminating during a ...Jul 28, 2017 ... Comments44 ; Troubleshooting: #1 Problem and Fix on DEF/DPF Systems. TruxasSales · 92K views ; How to Clear Check Engine Codes in a Paccar using ...This repair service is for a Paccar MX 13 and MX 11 ECM/ECU (Engine Control Unit) used in trucks with Paccar engines from a 2010 through 2022. Mon - Fri: 8:00am - 5:00pm. ... We combine our circuit board repair expertise with state of the art tools for a complete and robust repair of the problems that plague the MX-13 and MX-11 modules ...When it comes to media players for PC, MX Player is a name that stands out from the rest. With its user-friendly interface and extensive features, it has become the go-to choice fo...Technician: Jeremy. The harness itself. No need to replace the turbo if you can move the vane to the full side to side or seals are bad. If you are getting communication, then check the harness pins, push them through to the plug and clean them with electronic contact cleaner (the red and white can) and let it dry out.MX-13 Paccar DTCs P1026 BPV Actuator out of calibration, P1495 Engine protection system - power derate active, and P1496 - Answered by a verified Technician ... Aftertreatment problem on a Paccar Mx-13 2012. Kenworth T800. EGR cooler Was Busted than replaced it and The engine came in derate after few milles. ...Installing MX Player on your device can be a great way to enhance your media viewing experience. However, like any other app, you may encounter some common issues during the instal...Paccar engines are cheaper then Cummins, so lots of fleets tend to buy them. This leads to tons of used trucks with Paccars that are specced super cheap therefor low resale. If you had a mechanic that was familiar with the engines and had the diagnostic software, or if you got along great with your local Pete dealer that had good techs it would ... Paccar mx 13 problems, Here's how software helps with engine maintenance: Diagnostics and Monitoring: Sensors collect data on factors like temperature, pressure, airflow, and exhaust emissions. If a problem is detected, the software triggers warning lights on the dashboard, allowing drivers to address the issue promptly., Changes from 10 to 13 included commonrail fuel injection, electronic egr and bpv valves, high mount egr cooler for starters. Any used neglected truck could be plagued with expensive problems to break an owner quick. Best bet it do your research on previous owner and previous repair history will tell a story., PACCAR MX-13 EPA2013 Low Side Fuel System Pressure Testing Release Date 5/16/2014 Revision Engine fault codes P0087, P0088, P0093, P0094, P1087, P228D, or crank-no-start. Condition Engine fault codes P0087, P0088, P0093, P0094, P1087, P228D, or crank-no-start. Chassis Affected All PACCAR MX-13 EPA2013 powered vehicles. …, The MX13 Paccar isn't a bad running engine for a 13L. I drive a 2016 KW T880 with that engine set at 485 and a 13 speed trans. I run Interstate 78 through Eastern Pa which is pretty rolling. It doesn't seem to do too bad UNTIL it needs serviced and I get to run the 2002 KW 900L with a 6NZ set at just 475 with a 10 speed trans., Learn about the common issues with the Paccar MX 13 Regen system, such as incomplete regen cycles, EGR valve failure, fuel injector malfunction, and DPF cracks, …, This write-up identified and explained some of the common reasons for a loss of power in the Paccar MX13, including clogged fuel filters, clogged exhaust, injection issues, compression problems, and turbocharger faults., Tracking down a problem now so might get another shop visit. But overall, almost 400k miles in 3 years, only 2 shop visits and a bunch of minor repairs I did myself. Conversely, when I worked for TransAm, the 2015 t680 with a paccar mx13 I drove couldn't go 3 months without a shop visit for a warranty repair and had numerous tows., 2013 PACCAR MX-13 - P0135 Lambda sensor heater – Current too low or open circuit on ECU D420 pin C46 - Diesel Engine Troubleshooting. February 2, 2022 …, Mar 15, 2019. #6. Show off!!! With regard to oil analyses, the Paccar MX13 is the lowest wearing heavy duty engine I've ever seen. I've seen several UOAs for that engine and this report is pretty typical. Extraordinarily low wear metals is nice, but the silicon is very good and there's no signs of antifreeze intrusion, either., Paccar MX-13 derate issues. I’m a driver, I’m driving a 2018 pete 389 with a MX-13. I keep having derate issues that stem from the DEF system, IF my truck does an auto regen it does like 4 a day. If It can’t do an auto regen is wants a parked and even then 2 or 3 hours later the light comes on for another one. When my companies shop does ..., Apr 15, 2021 · It's a paccar mx13. The code actually said egr valve failure detected First we cleaned the egr valve, no change. Then we replaced the egr valve, no change. When hooked back to the computer, the same code still there. That guy thought since the valve is new maybe there's an issue in the wiring somewhere. , Prolonged periods of low idle RPMs and high idle times at low ambient temperatures, along with low coolant temperature levels, can cause damage to the engine and the …, Installing MX Player on your device can be a great way to enhance your media viewing experience. However, like any other app, you may encounter some common issues during the instal..., We all feel anxious sometimes. But when does typical anxiousness become an anxiety disorder? Feeling anxious from time to time doesn’t necessarily mean you have an anxiety disorder..., Paccar EGR Disabled triggered SPN 411 P1495 P1496 Explainer (3-minute – OTR Performance® Inc. The fault codes related to P1495/P1496 mean that the engine protection has been enabled causing the EGR to be disabled and the system to go into preventative safety measures. As a result, passive/active DPF regeneration is disabled as well., Did talk to someone @ Noregon and they said PACCAR only for getting replacement. spsauerland, Jan 5, 2019. spsauerland, Jan 5, 2019 #7. Jan 9, 2019 #8. insanityeight Light Load Member. 287 111. Jul 26, 2013 birmingham al 0. ... Paccar MX-13 Crankcase... TruckYou posted May 9, 2024 at 4:19 PM. DS404 hub seal surface Luwi67 …, 1 09-11-2021, 05:20 PM. Anyone have information on doing a VGT delete on a Paccar MX13 EPA13 not the tuning but the actual mechanical work. Turbo went on on this customers truck that is already EGR and DPF deleted and he is wanting to go to old school turbo. I have heard of it but never done it on Paccar have done them on ISX before., Jul 28, 2017 ... Comments44 ; Troubleshooting: #1 Problem and Fix on DEF/DPF Systems. TruxasSales · 92K views ; How to Clear Check Engine Codes in a Paccar using ..., If thats correct what you are saying and it does make sense that might not be the problem then. But we still have issues with running lights and trailer lights ... Paccar mx 13. Epa 13Fault code on jproSpn 5741 fmi 20 Spn 5647 fmi 0 Spn 4360 fmi 0 Spn 4363 fmi 0Fault codes on daviesP3925 active P3761 active ..., Jul 25, 2013 · Trucking Jobs in 30 seconds. Every month 400 people find a job with the help of TruckersReport. Zip. Class A CDL Experience. Please select ALL of your current, valid driver’s licenses. CDL A CDL B CDL C. Send me job offers. Jul 23, 2013 #2. , E286: Engine Model Year 2021B and later PACCAR MX-11 & MX-13 Fuel Injector Adjustment During First C Service Edit Clone Number E286 Section Engine - 45 ... for information about programming a PACCAR MX engine. 5. Run the Verify the Injector Calibration test. 6. Engine must be running (idle) and at operating temperatures. (coolant …, For the vehicle owner each violation is $3,750, being 2 violations, one violation for removing the DPF and second for reprogramming the computer to delete the DPF. But for the shops/techs that do the delete the fine is $37,500 per violation and for DPF delete that again would be x 2. So yeah, the EPA has put a heavy fine on the shop/tech that ..., CECU3 with Chassis Node, (MUX3-PPower) Chassis Node power input 1 fault. And it will say the same description for all with the difference being it will count down from (input 1 fault) to input 8 fault. Technician: Nich M. Ok got it. You'll need to check for battery power, ground and ignition power at the chassis node., Apr 6, 2017 · I do not know much about an MX13 but Vector fertilizer spreaders with Cummins have Wabco compressors. They have a slide valve in the head that goes bad. An out of service Vector costs a lot in sales. We have a compressor on the shelf. Normally the head can just be swapped out and I have seen problems on Macks also. , A linear relationship in mathematics is one in which the graphing of a data set results in a straight line. The formula y = mx+b is used to represent a linear relationship. In this..., This repair service is for a Paccar MX 13 and MX 11 ECM/ECU (Engine Control Unit) used in trucks with Paccar engines from a 2010 through 2022. Mon - Fri: 8:00am - 5:00pm. ... We combine our circuit board repair expertise with state of the art tools for a complete and robust repair of the problems that plague the MX-13 and MX-11 modules ..., Loosen the fuel primer pump knob by rotating it counter-clockwise. Operate the priming pump by moving the knob in and out for 150 seconds. During this time the pumping resistance will increase, indicating air is being bled from the system, but the full time is required to fully prime the fuel system. CAUTION. , Apr 18, 2015 · Paccar MX-13 Crankcase... TruckYou posted May 9, 2024 at 4:19 PM. DS404 hub seal surface Luwi67 posted May 9, 2024 at 3:32 PM. 2007 w900 , what was the problem i have a 2016 doing the same thing. t turpin said: ... Paccar MX-13 Crankcase... TruckYou posted May 9, 2024 at 4:19 PM. DS404 hub seal surface Luwi67 posted May 9, 2024 at 3:32 PM. 2007 w900 trip236 posted May 7, 2024. Loading... Recent Threads, The PACCAR MX-13 engine, with its 12.9-litre capacity, is a force to be reckoned with. It provides the robust power and durability required for moving maximum loads efficiently, offering up to 510 horsepower and 1,850 lb.-ft. of torque, delivering consistent performance across a broad operating spectrum . These specifications have made it an ..., 6 days ago · The center tests and verifies Kenworth and Peterbilt products and Paccar MX-13 engines. The B10 life of Paccar MX-13 engines is among the best in the industry. That’s important because 90% of the engines will last a million miles before requiring a major repair. This gives it a significant competitive edge over competing engines on the market. , Dec 12, 2010 · I have a mx13 and love the engine very reliable and good power for the size of the engine. No leaks and does not use oil. Very easy to maintain yourself. As far as longevity my brother and his wife run team air freight their trk just went passed 1 million with the mx 13. Still doing well and still getting good oil sample results. , Paccar engines are cheaper then Cummins, so lots of fleets tend to buy them. This leads to tons of used trucks with Paccars that are specced super cheap therefor low resale. If you had a mechanic that was familiar with the engines and had the diagnostic software, or if you got along great with your local Pete dealer that had good techs it would ...