NHTSA lists 1 complaints for the 2003 Kenworth T800, 0 of them mention a crash and 0 mention a fire. 0 complaints mention an injury, with 0 injuries and 0 deaths reported.
Data build 2026-10-09.
NHTSA lists this vehicle as KENWORTH T800.
Model-generated complaint tags: This model year has not been tagged.
Recalls
See new recalls and investigations this week.
7 recalls.
Date: 2007-03-16. Systems: POWER TRAIN.
Defect: ON CERTAIN TRUCKS, THE WIRING, PARTS, OR TRANSMISSION PROGRAMMING REQUIRED FOR THE AUTO NEUTRAL FEATURE TO FUNCTION AS DESIGNED WERE EITHER NOT INSTALLED, CONNECTED, OR PROGRAMMED PROPERLY.
Consequence: IF ANY OF THESE CONDITIONS EXISTS, THE TRANSMISSION WILL NOT AUTOMATICALLY SHIFT INTO NEUTRAL WHEN LEFT IN DRIVE WITH THE PARKING BRAKE SET ENGAGED. THE VEHICLE COULD MOVE WITHOUT WARNING INCREASING THE RISK OF A CRASH.
Remedy: DEALERS WILL INSPECT THE AFFECTED VEHICLES TO ENSURE THE AUTO NEUTRAL FEATURE FUNCTIONS PROPERLY AND, IF NEEDED, WILL MAKE THE NECESSARY REPAIRS FREE OF CHARGE. THE RECALL BEGAN ON MAY 9, 2007. OWNERS MAY CONTACT KENWORTH AT 425-828-5440.
Do not drive: No. Park outside: No.
Date: 2004-04-12. Systems: ELECTRICAL SYSTEM.
Defect: CERTAIN TRUCKS EQUIPPED WITH EATON FULLER ULTRASONIC TRANSMISSIONS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 102, "TRANSMISSION SHIFT LEVER SEQUENCE, STARTER INTERLOCK AND TRANSMISSION BRAKING EFFECT." THE CAB TRANSMISSION HARNESS COULD HAVE BEEN INCORRECTLY WIRED DURING PRODUCTION INSTALLATION.
Consequence: THIS COULD CAUSE THE NEUTRAL START FEATURE OF THE TRANSMISSION TO DISABLE ALLOWING THE VEHICLE TO START IN GEAR INCREASING THE POTENTIAL FOR A CRASH.
Remedy: DEALERS WILL REPAIR THE CONNECTIONS IN THE WIRING HARNESS IF NECESSARY. OWNER NOTIFICATION BEGAN ON MAY 7, 2004. OWNERS SHOULD CONTACT KENWORTH AT 1-425-828-5440.
Do not drive: No. Park outside: No.
Date: 2003-08-05. Systems: ELECTRICAL SYSTEM.
Defect: ON CERTAIN HEAVY DUTY TRUCKS, THE MAIN CAB WIRING HARNESS WAS INCORRECTLY CONNECTED TO THE 50 AMP CIRCUIT BREAKER INSTEAD OF THE 135 AMP BREAKER.
Consequence: Unavailable
Remedy: DEALERS WILL INSPECT THE VEHICLES AND THE WIRING WILL BE CORRECTED IF NECESSARY. OWNER NOTIFICATION BEGAN SEPTEMBER 16, 2003. OWNERS SHOULD CONTACT KENWORTH AT 1-425-828-5440.
Do not drive: No. Park outside: No.
Date: 2003-07-01. Systems: UNKNOWN OR OTHER.
Defect: ON CERTAIN HEAVY DUTY TRUCKS EQUIPPED WITH VERTICAL TAIL PIPES, THE FRAME ACCESS GRABHANDLE IS MOUNTED TOO HIGH.
Consequence: THIS CONDITION COULD CAUSE A PERSON TO SLIP AND/OR FALL AND COULD LEAD TO PERSONAL INJURY.
Remedy: DEALERS WILL INSPECT THE GRABHANDLE LOCATION AND IF DETERMINED TO BE MOUNTED TOO HIGH, THE HANDLE WILL BE RELOCATED TO THE PROPER HEIGHT. OWNER NOTIFICATION BEGAN JULY 29, 2003. OWNERS SHOULD CONTACT KENWORTH AT 1-425-828-5440.
Do not drive: No. Park outside: No.
Date: 2003-05-05. Systems: TRAILER HITCHES.
Defect: ON CERTAIN TRUCKS EQUIPPED WITH JOST INTERNATIONAL JSK 37U SERIES FIFTH WHEELS, A FATIGUE CRACK CAN DEVELOP IN THE BRACKET PIN WELD UNDER CERTAIN LOADING CONDITIONS.
Consequence: IF LEFT UNDETECTED OR CORRECTED IT COULD LEAD TO THE SEPARATION OF THE FIFTH WHEEL TOP PLATE FROM ITS MOUNTING STRUCTURE, POSSIBLY RESULTING IN A CRASH.
Remedy: DEALERS WILL REPLACE THE BRACKET PINS AND REPAIR INSTRUCTIONS FREE OF CHARGE. PETERBILT'S OWNER NOTIFICATION BEGAN JUNE 20, 2003. KENWORTH'S OWNER NOTIFICATION BEGAN JUNE 12, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT PETERBILT AT 940-591-4201 OR KENWORTH 425-828-5440.
Do not drive: No. Park outside: No.
Date: 2003-03-31. Systems: SERVICE BRAKES, AIR.
Defect: CERTAIN TRUCKS EQUIPPED WITH MERITOR P 18X7 BRAKES WITH 36" BRAKE CHAMBERS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD (FMVSS) NO. 121, "AIR BRAKE SYSTEMS." THESE TRUCKS WERE MANUFACTURED WITH A COMBINED AIR RESERVOIR VOLUME LESS THAN 12 TIMES THE COMBINED VOLUME OF ALL SERVICE BRAKE CHAMBERS.
Consequence: THIS DOES NOT MEET THE REQUIREMENTS OF THE STANDARD.
Remedy: DEALERS WILL ADD AN ADDITIONAL TANK OR CHANGE ONE OF THE EXISTING AIR TANKS TO A LARGER SIZE. OWNER NOTIFICATION BEGAN ON MAY 5, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1-425-828-5440.
Do not drive: No. Park outside: No.
Date: 2003-02-13. Systems: EXTERIOR LIGHTING.
Defect: CERTAIN TRUCKS EQUIPPED WITH TRAILER CONNECTIONS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARDS (FMVSS) NO. 121, "AIR BRAKE SYSTEMS," AND NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THE SUPPLIER REMOVED A RUBBER GROMMET FROM THE TRAILER LIGHT LINE CONNECTOR. THE VEHICLES ARE EXPERIENCING CORROSION AT THE 7-WAY TRAILER CONNECTION. THIS CAUSES I (excerpt)
Consequence: THIS COULD CAUSE AN ELECTRICAL SHORT AND/OR POSSIBLE FIRE HAZARD. (excerpt)
Remedy: DEALERS WILL INSTALL THE MISSING GROMMET ON ALL AFFECTED CHASSIS. IF A CONNECTOR IS FOUND DEFECTIVE, IT WILL BE REPLACED WITH A NEW CONNECTOR. OWNER NOTIFICATION IS BEGAN ON MARCH 14, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1-425-828-5440. (excerpt)
Do not drive: No. Park outside: No.
Manufacturer communications
12 manufacturer communications.
Communications by system| System | Count |
|---|
| ENGINE AND ENGINE COOLING | 6 |
|---|
| EQUIPMENT | 3 |
|---|
| EQUIPMENT ADAPTIVE/MOBILITY | 2 |
|---|
| ELECTRICAL SYSTEM | 1 |
|---|
| ENGINE | 1 |
|---|
| SUSPENSION | 1 |
|---|
| VISIBILITY | 1 |
|---|
11037541
Date: 2026-09-11. Type: Service Bulletin/Repair Instructions. Systems: ENGINE.
"Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes. 2 chassis added to the chassis list. Peterbilt: Dealers should check the chassis list and SIR weekly for VIN changes. 10 chassis added to the chassis list."
10188550
Date: 2021-02-10. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT, EQUIPMENT ADAPTIVE/MOBILITY, VISIBILITY.
Information Only A?A A Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.
10170199
Date: 2020-12-20. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT, EQUIPMENT ADAPTIVE/MOBILITY.
This SKU is a Climate Control Module. The customer communication requested return of unsold inventory to inspect alignment pins and knobs. The alignment pins may be weak which cause them to break and knob material may be weak which could cause them to break. Breaking of the alignment pins or knob
10177021
Date: 2020-06-08. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Information Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure the appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplete information.
10173205
Date: 2020-03-17. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT.
Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage.
10168703
Date: 2019-11-06. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the A/C compressor.
10056911
Date: 2015-02-27. Type: Service Bulletin/Repair Instructions. Systems: SUSPENSION.
KENWORTH: SOME TRUCKS FAILED TO MEET COMPANY STANDARDS FOR AIR VOLUME LIFT AXLE AND THE COMPANY WILL INCREASE AIR VOLUME FOR WORTHWHILE IMPROVEMENT TO EXCEED GOVERNMENT FMVSS 121. MODEL T800, W900. *PE
10045240
Date: 2012-07-09. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
KENWORTH: OIL COLLECTION AT CAC INTAKE PIPE IS CAUSED BY AN IMBALANCE IN TURBOCHARGER PRESSURES. MODELS T660, T800, T700, AND W900. *PE
10040181
Date: 2010-12-15. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
PACCAR: ENGINEERING STANDARDS HAVE CHANGED AND THERE ARE NOW ENGINES WITH HEAT TREATED BOLTS. *RM
10040180
Date: 2010-12-02. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
PACCAR: A SOFTWARE UPDATE IS CAUSING THE CHECK ENGINE LIGHT TO COME ON. *RM