Steering/Suspension - Vehicle Pulls To The Left

NUMBER 034

GROUP Chassis

DATE October 2011

MODEL Optima (TF) 2011MY

SUBJECT:
OPTIMA (TF) VEHICLE TRACKING DIAGNOSIS & REPAIR

This bulletin provides information about some 2011 MY Optima vehicles produced from September 1, 2010 to August 31, 2011 that may be sensitive to road conditions and exhibit a slight drift to the left, especially when driving on long straight roads, and lead to customer annoyance complaints. This bulletin outlines procedures to help correct the "drift to the left" condition. Perform the corrective actions according to service flowchart by vehicle production date range. Ensuring that none of the other reasons for such complaints are present such as improper tire pressure tire wear brake drag excessively crowned roads and the like is an important part of the repair evaluation process as is clear customer communications.

*NOTICE:
The Vehicle Tracking Data Sheet below is REQUIRED to be completed, then faxed. Attach a copy of the check sheet to the R.O for your service records. Perform road tests using CASE 1 criteria at 40 MPH only. Camber adjustment procedures are based on CASE 1 tracking results "PASS / FAIL."

^ Dealers and Sublet Vendors must adhere to the vehicle tracking diagnosis and repair flowchart provided on the Vehicle Tracking Data Sheet.

^ Test drives should be completed with no passengers or excessive cargo in the vehicle.

^ To perform proper vehicle tracking diagnosis, access to a Hunter GSP 9700 equipped with StraightTrak is necessary. If you do not have access to such equipment, it may be located through the Hunter website (www.gsp9700.com).

^ For additional information please refer to the latest Alignment Best Practices TSB CHA 032.

^ Alignment machine must be properly calibrated to ensure Warranty Claim Payment.