No complaints are listed for the 2006 Kenworth T300. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as KENWORTH T300.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
4 recalls.
Date: 2007-05-21. Systems: ELECTRICAL SYSTEM.
Defect: ON CERTAIN TRUCKS EQUIPPED WITH CUMMINS ISC OR PACCAR PX8 ENGINES, THE JUMPER WIRE BETWEEN THE GRID HEATER RELAY TO THE FUSE BLOCK HAS BEEN ROUTED IN SUCH A WAY THAT THE POTENTIAL EXISTS FOR IT TO RUB AGAINST THE RADIATOR SUPPORT.
Consequence: THE SUSPECT WIRE IS DOWN STREAM OF THE FUSE; THIS CHAFF POINT COULD CAUSE THE 250 AMP CHARGE WIRE TO ARC, POTENTIALLY CAUSING A FIRE.
Remedy: DEALERS WILL INSPECT THE ROUTING OF THE JUMPER WIRE. IF THE WIRE IS NOT ROUTED CORRECTLY, IT WILL BE INSPECTED FOR RUBBING OR CHAFFING AND REPLACED IF NECESSARY FREE OF CHARGE. THE RECALL BEGAN ON JUNE 22, 2007. OWNERS MAY CONTACT KENWORTH AT 425-828-5440.
Do not drive: No. Park outside: No.
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: 2006-11-24. Systems: VEHICLE SPEED CONTROL.
Defect: AN INCORRECT SWITCH WAS INSTALLED IN THE CRUISE CONTROL SYSTEM ON CERTAIN MODEL T300 TRUCKS.
Consequence: A LIGHT APPLICATION OF THE BRAKES WILL NOT DEACTIVATE THE CRUISE CONTROL AND THE SYSTEM WILL HAVE TO BE SHUT OFF BY THE DASH SWITCH. THIS COULD LEAD TO UNINTENDED ACCELERATION AND A CRASH WITHOUT WARNING.
Remedy: KENWORTH WILL INSTALL THE CORRECT SENSOR SWITCH. THE RECALL BEGAN ON JANUARY 10, 2007. OWNERS MAY CONTACT KENWORTH AT 1-425-828-5440.
Do not drive: No. Park outside: No.
Date: 2005-09-20. Systems: PARKING BRAKE.
Defect: ON CERTAIN TRUCKS EQUIPPED WITH HYDRAULIC BRAKES, THERE MAY BE A DEFECT IN THE ANCHOR BOLT OF SOME BOSCH MODEL #305 PARKING BRAKE ASSEMBLIES. A DIFFERENT COATING WAS APPLIED TO THE BOLT WHICH DID NOT MEET PACCAR SPECIFICATIONS. THIS COULD REDUCE THE FATIGUE LIFE OF THE BOLT AND LEAD TO PREMATURE FAILURE.
Consequence: IF THIS BOLT WERE TO FAIL, THE TRUCK COULD ROLL AWAY WHILE PARKED WITHOUT WARNING, WHICH COULD RESULT IN A CRASH.
Remedy: DEALERS WILL INSPECT THE PARKING BRAKE ASSEMBLY AND REPLACE THE DEFECTIVE BOLTS FREE OF CHARGE. PETERBILT'S RECALL BEGAN ON NOVEMBER 4, 2005; AND KENWORTH BEGAN ON NOVEMBER 4, 2005. OWNERS MAY CONTACT KENWORTH AT 1-425-828-5440 OR PETERBILT AT 1-940-591-4201.
Do not drive: No. Park outside: No.
Investigations
1 investigations; 0 open.
PE08011
Opened: 2008-02-08. Closed: 2008-05-05.
TRAILER LIGHT PLUG FAILURE
THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED THIS PRELIMINARY EVALUATION OF KENWORTH PRODUCTS BASED ON THEIR FIELD COMMUNICATION TIB # 34-31.KENWORTH INTRODUCED THE QCS II STA-DRY TRAILER CABLE IN MAY 2006.THE TECHNICAL INFORMATION BULLETIN STEMMED FROM FIELD FEEDBACK THAT INDICATED A FLEXIBILITY PROBLEM WITH THE QCS II CABLE CONNECTION, WHICH COULD RESULT IN A LOSS OF LIGHTING TO THE TRAILER.
Systems: ELECTRICAL SYSTEM, EXTERIOR LIGHTING.
Linked campaign numbers: 08V190000.
Manufacturer communications
15 manufacturer communications.
Communications by system| System | Count |
|---|
| ENGINE AND ENGINE COOLING | 7 |
|---|
| EQUIPMENT | 3 |
|---|
| ELECTRICAL SYSTEM | 2 |
|---|
| EQUIPMENT ADAPTIVE/MOBILITY | 2 |
|---|
| ENGINE | 1 |
|---|
| SEATS | 1 |
|---|
| SUSPENSION | 1 |
|---|
| VEHICLE SPEED CONTROL | 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.
10173212
Date: 2020-03-03. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, VEHICLE SPEED CONTROL.
Information Only A?A A Vehicles may have the connector seals on the wheel speed sensor incorrectly installed, which may lead to water intrusion and corrosion in some vehicles.
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.
10040524
Date: 2011-09-01. Type: Service Bulletin/Repair Instructions. Systems: SUSPENSION.
PACCAR SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INFORMATION ON THE FRONT DRIVE AXLE SPEED WARNING DISPLAY. *RM
10040036
Date: 2011-08-05. Type: Service Bulletin/Repair Instructions. Systems: SEATS.
PACCAR INC: FIRE TRUCK SEAT HEIGHT SPECIFICATION CHANGE. *RM
10030410
Date: 2008-12-03. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
KENWORTH SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THIS IS A FIELD CAMPAIGN TO MODIFY THE TURBOCHARGER OIL DRAIN PLUMBING. MODEL T300, MY 12/13/06-07/09/08. CSC LETTER REC'D. *PE