Drivetrain - Rear Driveshaft Clunk/Thunk Noise
T-SB-0147-11September 30, 2011
4WD Rear Driveshaft/Propeller Shaft Clunk/Thunk Noise
Service Category
Drivetrain
Section
Drive Shaft/Propeller Shaft
Market
USA
Applicability
Introduction
Some 4WD equipped 2007 - 2011 model year Tundra vehicles may exhibit a clunk/thunk noise from the rear of the vehicle or a "bump-from-behind" sensation just before or when accelerating from a stop. Improvements have been implemented on the rear propeller shaft (driveshaft) to reduce this condition. Utilize the following repair procedure to address this condition.
Warranty Information
Production Change Information
This TSB applies to vehicles produced BEFORE the Production Change Effective VINs shown.
Parts Information
Repair Procedure
1. Confirm that the condition is the rear driveshaft clunk/thunk noise.
A. Test drive the vehicle and confirm the customer's complaint.
B. Place the transfer case in 4WD High with the center differential locked. Remove the rear driveshaft and test drive the vehicle.
Refer to the Technical Information System (TIS), applicable model and model year Repair Manual:
C. Is the clunk/thunk noise eliminated when coming to a stop and/or when accelerating from a stop?
^ If Yes - Replace rear driveshaft (propeller shaft assembly). Go to Step 2.
^ If No - This TSB does NOT apply. Continue diagnosis to isolate cause of condition.
2. Install the NEW driveshaft (propeller shaft) assembly.
Refer to TIS, applicable model and model year Repair Manual:
3. Test drive and confirm that NO abnormal vibrations or shudders occur while driving, and that the driveshaft clunk/thunk noise is eliminated.