For 1990-2009 cars

# SMU - SECTION 6E3 - DRIVEABILITY AND EMISSIONS

#### SUBJECT: SERVICE MANUAL UPDATE - SECTION 6E3 - DRIVEABILITY AND EMISSIONS - (REVISED ECM WIRING DIAGRAM FIGURE AND CHARTS)

#### MODELS: 1992 PONTIAC GRAND AM 1992 OLDSMOBILE ACHIEVA 1992 BUICK SKYLARK

THIS BULLETIN UPDATES SECTION 6E3. THE UPDATED PAGES REPRESENT ENGINEERING CHANGES IN THE FUEL PUMP RELAY SYSTEM. INCLUDED WITH THESE PAGES ARE ENHANCED DIAGNOSTIC CHARTS. THE PAGES ARE AS FOLLOWS:

6E3-A-3 FIGURE A-2 - ECM WIRING DIAGRAM (1 OF 3).

6E3-A-21 CHART A-3 - (PAGE 2 OF 3) ENGINE CRANKS BUT WILL NOT RUN.

6E3-A-24 CHART A-5 - (PAGE 1 OF 2) ENGINE CRANKS BUT WILL NOT RUN.

6E3-A-25 CHART A-5 - (PAGE 1 OF 2) ENGINE CRANKS BUT WILL NOT RUN.

6E3-A-26 CHART A-5 - (PAGE 2 OF 2) ENGINE CRANKS BUT WILL NON RUN.

FIGURES: 5

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 1993 GENERAL MOTORS COPORATION. ALL RIGHT RESERVED.