For 1990-2009 cars

# INFORMATION UPDATE - - TIMING CHAIN TENSIONER

#### SUBJECT: INFORMATION UPDATE--TIMING CHAIN TENSIONER

#### MODELS: 1992-94 BUICK SKYLARK 1992-94 CHEVROLET BERETTA 1992-94 OLDSMOBILE ACHIEVA 1992-94 PONTIAC GRAND AM EQUIPPED WITH 2.3L (VINS A, D AND 3 - RPOS LG0, LD2 AND L40)

#### SERVICE INFORMATION:

DO NOT ROTATE OR PRY ON THE TIMING CHAIN TENSIONER ASSEMBLY WHILE REMOVING IT. THE PRESSED-IN OIL FEED ORIFICE MAY BECOME SEPARATED FROM THE TENSIONER BODY, AS SHOWN IN FIGURE 1. IF THE FEED ORIFICE DOES BECOME SEPARATED, THE TENSIONER CAN BE REUSED AS LONG AS ALL OF THE COMPONENTS ARE REINSTALLED. REFER TO FIGURE 1. REPLACE THE TENSIONER IF ANY OF THE COMPONENTS ARE MISSING.

FIGURES: 01

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS ONLY. BULLETINS ARE WRITTEN TO INFORM THOSE TECH- NICIANS OFA CONDITION POSSIBLY OCCURRING ON THE VEHICLE, OR TO PROVIDE INFORMATION ASSISTING IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPPMENT, TOOLS, SAFETY INSTRUCTIONS, AND TRAINING TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THE BULLETIN APPLIES TO ALL VEHICLES. SEE AN AUTHORIZED GM DEALER FOR INFORMATION ON WHETHER A SPECIFIC VEHICLE MAY BENEFIT FROM THE INFORMATION.

COPYRIGHT 1994. GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.