Body/Frame - Choppy Ride Condition

T-SB-0369-10

December 23, 2010

Choppy Ride (Tundra D-Cab Short Bed)

Service Category
Suspension

Section
Rear Suspension

Market
USA





Applicability

Introduction

Some 2007 - 2010 Tundra vehicles may exhibit a body vibration when driving under certain road conditions. A newly designed cab mount has been developed to help improve this condition.





NOTE





Warranty Information

APPLICABLE WARRANTY

^ This repair is covered under the Toyota Comprehensive Warranty. This warranty is in effect for 36 months or 36,000 miles, whichever occurs first, from the vehicle's in-service date.

^ Warranty application is limited to occurrence of the specified condition described in this bulletin.





Parts Information

Repair Procedure

1. Test-drive the vehicle and confirm the condition.

NOTE

Repeat remaining steps for both No.3 cab mounts.





2. Loosen the No.2 cab mount nuts (at front of cab) down to the last thread on the long bolt. This is necessary to allow the cab to be raised to remove the No.3 mount.

The cab mounts in the front are only loosened to allow the technician to raise the cab to install the rear cab mounts. Not necessary to change.








3. Loosen and remove the No.3 cab mount nut on the bottom of each cab mount. These will be reused when installing the new No.3 cab mount bolts.





4. Loosen and remove the two bolts on top of each of the cab mounts and save them for reuse.





5. Pull the carpet back in the rear of the cab and remove the body plugs to expose the cab mount bolts.





6. Remove the cab mount bolts by pulling them through the hole and discard. New bolts will be used in their place








7. Raise the back of the cab from the pinch welds high enough to remove the No.3 cab mounts (see Figures 8 and 9).





8. With the cab still raised install the new No.3 cab mounts





9. Install the two bolts on top that were previously removed from the No.3 cab mount and torque to specification.

Torque: 61 N*m (622 kgf*cm, 45 ft*lbf)





10. Lower the cab back onto the No.3 cab mount.





11. Install the new bolt through the No.3 cab mount and install the NEW larger washer and NEW nut and torque to specifications.

Torque: 54 N*m (551 kgf*cm, 40 ft*lbf)





12. Torque the NEW nuts to the specified torque range on the No.2 mounts.

Torque: 54 N*m (551 kgf*cm, 40 ft*lbf)





13. Reinstall the body plugs for the cab mount bolt holes and then restore the carpet to its original position.

14. Test drive vehicle to confirm the condition has been improved.