HARSH SUSPENSION PERFORMANCE (INSTALL NEW STRUTS/SHOCKS). Cadillac DeVille 1994

REVISION: 07/28/94

THIS BULLETIN IS BEING REVISED TO CORRECT A PART NUMBER AND ADD WARRANTY INFORMATION FOR WHEEL ALIGNMENT. PLEASE DISCARD BULLETIN #433001 (GROUP REFERENCE 3 - STEERING/SUSPENSION). ----------------------------------------------------------------------

SUBJECT: HARSH SUSPENSION PERFORMANCE (INSTALL NEW STRUTS/SHOCKS AND RECALIBRATE RSS MODULE)

MODELS: 1994 CADILLAC CONCOURS BUILT BEFORE VIN BREAKPOINT 260382

CONDITION:

SOME OWNERS MAY COMMENT ON HARSH SUSPENSION PERFORMANCE UNDER NORMAL DRIVING CONDITIONS.

CAUSE:

CALIBRATION OF THE SUSPENSION COMPONENTS MAY CAUSE HARSH RIDE UNDER SOME NORMAL DRIVING CONDITIONS.

CORRECTION:

IMPORTANT - PROPER WHEEL ALIGNMENT AND TIRE PRESSURE MUST BE VERIFIED BEFORE AN ACCURATE DIAGNOSIS CAN BE MADE.

INSTALL FRONT STRUTS, P/N 22064567 LF AND P/N 22064568 RF; REAR SHOCKS, P/N 22064569; AND RECALIBRATE THE RSS MODULE USING THE APRIL, '94 TECH 1 CD ROM UPDATE. FOLLOW SERVICE MANUAL PROCEDURES IN SECTION 3C (FRONT SUSPENSION), SECTION 3D (REAR SUSPENSION), AND SECTION 3G2 (ROAD SENSING SUSPENSION) TO PROPERLY INSTALL OR UPDATE THESE PARTS.

PARTS INFORMATION:

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

THE STANDARD PART NUMBERS FOR THE INDIVIDUAL COMPONENTS WILL STILL BE AVAILABLE FOR REPLACEMENT ON VEHICLES WITH CONDITIONS OTHER THAN HARSH RIDE CONCERNS.

IMPORTANT: THE PART NUMBERS ISSUED IN THIS BULLETIN CANNOT BE INDIVIDUALLY MIXED WITH ANY OTHER PART NUMBERS. THESE PART NUMBERS MUST BE REPLACED AS A COMPLETE SET.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION NUMBER: T2510 LABOR TIME: 2.6 HR. LABOR OPERATION NUMBER: E2020 (FOR WHEEL ALIGNMENT) USE PUBLISHED LABOR OPERATION TIME.

FIGURES: 0

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.