ENGINE NOISE IN PASSENGER COMPARTMENT

SUBJECT: ENGINE NOISE IN PASSENGER COMPARTMENT (REMOVE ACCELERATOR CABLE RETAINING CLIP)

MODELS: 1997 CHEVROLET VENTURE 1997 OLDSMOBILE SILHOUETTE 1997 PONTIAC TRANS SPORT WITH 3.4L ENGINE (VIN E - RPO LA1)

CONDITION:

SOME OWNERS MAY COMMENT ON AN ENGINE-TYPE NOISE HEARD IN THE PASSENGER COMPARTMENT. THIS NOISE MAY SOUND LIKE LIGHT UPPER ENGINE NOISE (LIFTER), LOWER END ENGINE NOISE (ROD/ MAIN BEARING), TRANSMISSION NOISE OR EVEN EXHAUST LEAK TYPE NOISE.

CAUSE:

THE NOISE MAY BE DUE TO ENGINE COMPARTMENT VIBRATIONS TRANSMITTED AND AMPLIFIED BY THE ACCELERATOR CABLE RETAINING CLIP LOCATED AT THE UNDERSIDE OF THE COWL.

CORRECTION:

THIS CORRECTIVE ACTION WILL NOT RESOLVE ALL ENGINE TYPE NOISE CONCERNS. HOWEVER, IT IS THE FIRST STEP THAT SHOULD BE TAKEN WHEN DIAGNOSING AND RESOLVING ENGINE TYPE NOISE CONCERNS.

REMOVE AND DISCARD ACCELERATOR CABLE RETAINING CLIP FROM STUD AND CABLE LOCATED AT THE UNDERSIDE OF THE COWL (SEE FIGURE).

THE CLIP IS USED ONLY AS AN ASSEMBLY PLANT AID AND IT IS NOT REQUIRED TO ENSURE NORMAL PROPER CABLE OPERATION.

IMPORTANT: AFTER REMOVAL OF CLIP, ENSURE ACCELERATOR CABLE DOES NOT CONTACT ANY MOVING PARTS AND THERE ARE NO SHARP BENDS IN THE CABLE. THE CABLE MUST BE POSITIONED **ABOVE** THE WIPER MODULE BRACKET AND AIR CONDITIONING PIPES.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE: LABOR OPERATION: J5330 LABOR TIME: 0.2 HOURS.

FIGURES: 1 ATTACHMENTS: 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.

COPYRIGHT 1996. GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.