2020 KENWORTH T800 — Problems, Recalls & Safety Data
N/A
Safety Rating
0
Owner Complaints
9
Recalls
1
Service Bulletin
0
Investigations
Overview of the 2020 KENWORTH T800
The 2020 KENWORTH T800 has received a total of 0 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There have been 12 recall campaigns affecting this vehicle, covering issues with SERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK, SEAT BELTS, STEERING:CRITICAL FASTENERS. 1 technical service bulletin have been issued by PACCAR Incorporated for this model year.
Recalls for the 2020 KENWORTH T800
NHTSA has recorded 12 recalls for the 2020 KENWORTH T800, potentially affecting up to 950,065 vehicles.
Recall 24V145000 — SERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK
| 936 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2009-2021 Kenworth C500, 2012-2021 Kenworth T440, 2009-2015 Kenworth T660, 2015-2024 Kenworth T680, 2009-2024 Kenworth T800, 2009-2020 Kenworth T370, 2014-2023 Kenworth T880, 2011-2016 Kenworth T470, 2023 Kenworth T480, and 2009-2019 Kenworth W900 vehicles. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the...
Consequence: Insufficient air volume can reduce braking performance and increase the risk of a crash.
Remedy: Dealers will install the correct volume air tanks, free of charge. Owner notification letters were mailed August 12, 2024. Additional owner notification letters were mailed October 27, 2025. Owners may contact PACCAR customer service at 1-425-828-5888. PACCAR's number for this...
View full details →Recall 23V717000 — SEAT BELTS
| 3,841 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2020 Kenworth T660, 2018-2024 Kenworth T800 and W900 vehicles. An additional spacer may have been added to the joint that connects the seat to the seat belt tether and buckle, causing an unsecured connection.
Consequence: An unsecured seat belt connection may not properly restrain an occupant during a crash, increasing their risk of injury.
Remedy: Dealers will inspect and remove the additional spacer and replace the bolt, as necessary, free of charge. Owner letters were mailed March 20, 2024. Owners may contact PACCAR's customer service at 1-425-828-5888. PACCAR's number for this recall is 23KWK.
View full details →Recall 22V277000 — STEERING:CRITICAL FASTENERS
| 17,641 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2018-2020 Kenworth T270, T370, T440, T470, T660, T680, T880, T800, W900, W990; and 2018-2020 Peterbilt 330, 337, 348, 365, 367, 389, 520, 567, and 579 vehicles. The Dana D-Series axle steer arm fasteners that attach the steering arm to the steering knuckle may fail.
Consequence: Fastener failure can result in a loss of steering control, increasing the risk of a crash or injury.
Remedy: Dealers will replace and torque the steer arm fasteners, at no charge. Owner notification letters were mailed November 8, 2022. Owners may contact Kenworth customer service at 1-425-828-5888 and Peterbilt customer service at 1-940-591-4220. PACCAR's numbers for this recall are...
View full details →Recall 21V391000 — FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL
| 612 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2018-2021 Peterbilt 337, 348, 365, 367, 520, 567, Kenworth T270, T370, T440, T470, T800 and T880 vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
Consequence: A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy: Dealers will inspect the rail threads and fuel lines, and replace the rail as necessary, free of charge. Owners may contact PACCAR customer service at 1-425-828-5888 (Kenworth) or 1-940-591-4220 (Peterbilt). PACCAR's numbers for this recall are 21KWC and 21PBD.
View full details →Recall 21V391000 — FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL
| 612 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2018-2021 Peterbilt 337, 348, 365, 367, 520, 567, Kenworth T270, T370, T440, T470, T800 and T880 vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
Consequence: A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy: Dealers will inspect the rail threads and fuel lines, and replace the rail as necessary, free of charge. Owners may contact PACCAR customer service at 1-425-828-5888 (Kenworth) or 1-940-591-4220 (Peterbilt). PACCAR's numbers for this recall are 21KWC and 21PBD.
View full details →Recall 20V506000 — POWER TRAIN:AXLE ASSEMBLY
| 1,097 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2020-2021 Peterbilt 348, 365, 367, 389, 520, 567 and Kenworth T800, T880, W900, W990 vehicles equipped with Watson and Chalin steerable lift axle suspension systems (model SL2065). The axles may have lower rear pivot bolts that are not long enough to sufficiently engage the locking feature of the corresponding nuts.
Consequence: The short screws can cause the hardware to separate from the suspension system and become road hazards, increasing the risk of a crash and/or injury.
Remedy: PACCAR will notify owners, and dealers will inspect suspect chassis and replace the pivot bolts, as necessary, free of charge. The recall began September 29, 2020. Owners may contact Kenworth customer service at 1-425-828-5888 and Peterbilt customer service at 1-940-591-4220....
View full details →Recall 20V199000 — ELECTRONIC STABILITY CONTROL (ESC)
| 460,515 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2008-2019 Peterbilt 330, 335, 337, 340, 348, 365, 367, 384, 386, 387, 388, 389, 567, 579 and 587 vehicles and 2008-2020 Kenworth T170, T270, T370, T660, T680, T800, T880, and W900 vehicles equipped with NAMUX Software. In the event that the Anti-lock Brake System (ABS) loses battery and/or ignition power to the controller, the...
Consequence: If the driver unknowingly operates the vehicle without the ABS functioning, there would be an increased risk of a crash.
Remedy: PACCAR will notify owners, and dealers will update the NAMUX software within the cab control module, free of charge. PACCAR issued owners an interim notification on June 4, 2020. The recall began May 26, 2020. Owners may contact Kenworth customer...
View full details →Recall 20V199000 — SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT
| 460,515 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2008-2019 Peterbilt 330, 335, 337, 340, 348, 365, 367, 384, 386, 387, 388, 389, 567, 579 and 587 vehicles and 2008-2020 Kenworth T170, T270, T370, T660, T680, T800, T880, and W900 vehicles equipped with NAMUX Software. In the event that the Anti-lock Brake System (ABS) loses battery and/or ignition power to the controller, the...
Consequence: If the driver unknowingly operates the vehicle without the ABS functioning, there would be an increased risk of a crash.
Remedy: PACCAR will notify owners, and dealers will update the NAMUX software within the cab control module, free of charge. PACCAR issued owners an interim notification on June 4, 2020. The recall began May 26, 2020. Owners may contact Kenworth customer...
View full details →Recall 19V911000 — POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
| 148 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2020 Kenworth T800, T880 and W990 and Peterbilt 348, 367, 389, 520, and 567 vehicles. The forward rear axle output shafts may have been improperly heat treated during manufacturing, possibly resulting in the shafts fracturing.
Consequence: If the rear axle output shaft fractures, the shaft or interaxle driveline could detach and become a road hazard, increasing the risk of a crash.
Remedy: PACCAR will notify owners, and dealers will inspect and replace the output shafts, as necessary, free of charge. The recall began February 19, 2020. Owners may contact Kenworth customer service at 1-425-828-5888 or Peterbilt customer service at 1-940-591-4220. PACCAR's numbers...
View full details →Recall 19V911000 — POWER TRAIN:DRIVELINE:DRIVESHAFT
| 148 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2020 Kenworth T800, T880 and W990 and Peterbilt 348, 367, 389, 520, and 567 vehicles. The forward rear axle output shafts may have been improperly heat treated during manufacturing, possibly resulting in the shafts fracturing.
Consequence: If the rear axle output shaft fractures, the shaft or interaxle driveline could detach and become a road hazard, increasing the risk of a crash.
Remedy: PACCAR will notify owners, and dealers will inspect and replace the output shafts, as necessary, free of charge. The recall began February 19, 2020. Owners may contact Kenworth customer service at 1-425-828-5888 or Peterbilt customer service at 1-940-591-4220. PACCAR's numbers...
View full details →Recall 19V340000 — VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
| 3,907 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2020 Peterbilt 520 and 579 vehicles and Kenworth T680, T880 and W990 vehicles. The mirror glass may detach from the mirror carrier plate due to inadequate adhesion.
Consequence: If the mirror glass detaches, the driver may have reduced visibility and the mirror glass will become a road hazard that may strike another vehicle or pedestrian, increasing the risk of a crash or injury.
Remedy: PACCAR has notified owners, and dealers will inspect the upper mirror glass/mirror carrier, replacing it as necessary, free of charge. The recall began May 31, 2019. Kenworth owners may contact PACCAR customer service at 1-425-828-5888 and Peterbilt owners may call...
View full details →Recall 19V176000 — SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY
| 93 vehicles affected
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2020 Kenworth T680, T800, T880, W900 and W990 trucks. The rear axles may not contain oil.
Consequence: Without lubricating oil, the bearings, hub and axle shafts may wear, resulting in the separation of a wheel end from the axle, increasing the risk of a crash.
Remedy: Paccar will notify owners, and Kenworth dealers will inspect all of the rear axles for the presence of oil. If no oil is present, the wheels ends will be removed and the bearings, hub and axle shaft will be inspected...
View full details →Owner Complaints for the 2020 KENWORTH T800
No complaints have been filed with NHTSA for the 2020 KENWORTH T800.
Safety Rating for the 2020 KENWORTH T800
NHTSA has not yet tested the 2020 KENWORTH T800 in its New Car Assessment Program.
Technical Service Bulletins for the 2020 KENWORTH T800
PACCAR Incorporated has issued 1 technical service bulletin (TSBs) for the 2020 KENWORTH T800. TSBs are notices sent by manufacturers to their dealers describing a known issue and the recommended repair procedure.
02-160 — EQUIPMENT ADAPTIVE/MOBILITY
Information Only â Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.
NHTSA Investigations for the 2020 KENWORTH T800
There are no NHTSA defect investigations on record for this vehicle.
Other Model Years of the KENWORTH T800
- 2015 KENWORTH T800 — 0 complaints
- 2016 KENWORTH T800 — 1 complaint
- 2017 KENWORTH T800 — 0 complaints
- 2018 KENWORTH T800 — 1 complaint
- 2019 KENWORTH T800 — 0 complaints
- 2020 KENWORTH T800 (current)
- 2021 KENWORTH T800 — 0 complaints
- 2022 KENWORTH T800 — 0 complaints
- 2023 KENWORTH T800 — 0 complaints
- 2024 KENWORTH T800 — 0 complaints
- 2025 KENWORTH T800 — 0 complaints
Other KENWORTH Models
- KENWORTH T680 — 106 total complaints
- KENWORTH T2000 — 56 total complaints
- KENWORTH W900 — 41 total complaints
- KENWORTH KENWORTH — 25 total complaints
- KENWORTH T600 — 21 total complaints
- KENWORTH T880 — 12 total complaints
- KENWORTH CONVENTIONAL — 11 total complaints
- KENWORTH T660 — 10 total complaints