SMU - SECTION 6E3 - DRIVEABILITY & EMISSIONS - REV

SUBJECT: SERVICE MANUAL UPDATE-SECTION 6E3-DRIVEABILITY AND EMISSIONS-REVISED DTC P1629 THEFT DETERRENT CRANK SIGNAL MALFUNCTION TABLE

MODELS: 1996-97 BUICK SKYLARK 1996-97 CHEVROLET CAVALIER 1996-97 OLDSMOBILE ACHIEVA 1996-97 PONTIAC GRAND AM, SUNFIRE WITH 2.2L AND 2.4L ENGINES (VINS 4, T - RPOS LN2, LD9)

THIS BULLETIN IS BEING ISSUED TO REVISE DTC P1629, THEFT DETERRENT CRANK SIGNAL MALFUNCTION TABLE FOR 1996 VEHICLES EQUIPPED WITH PASSLOCK SYSTEM AND 2.2L AND 2.4L ENGINES.

* ON STEP 2 OF THE DTC P1629 TABLE, THE ACTION COLUMN ASKS IF DTC P1629 IS ALSO SET. IT SHOULD READ IF DTC P1601 IS ALSO SET.

* ON STEP 5 OF THE DTC P1629 TABLE, THE ACTION COLUMN FIRST INSTRUCTION SHOULD READ, "PERFORM THE PASSWORDS LEARN PROCEDURE". REFER TO POWERTRAIN CONTROL MODULE PORTION OF THE SERVICE MANUAL.

PLEASE MAKE A NOTE OF THIS REVISION IN YOUR SERVICE MANUAL.

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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.