For 1990-2009 cars

# SMU-SEC. 6- ENG.CONTROLS- ADD. OF DTC P1665 & P1676

#### SUBJECT: SERVICE MANUAL UPDATE - SECTION 6 - ENGINE CONTROLS - REVISED FOR ADDITION OF DTC P1665 EVAP VENT VALVE SOLENOID CONTROL CIRCUIT AND DTC P1676 EVAP CANISTER PURGE SOLENOID CONTROL CKT

#### MODELS: 1998 BUICK LE SABRE 1998 OLDSMOBILE EIGHTY EIGHT, LSS, REGENCY 1998 PONTIAC BONNEVILLE WITH 3.8L ENGINE (VINS 1, K - RPOS L36, L67)

THIS BULLETIN CONTAINS TWO ADDITIONAL DIAGNOSTIC TROUBLE CODES (DTC) WHICH WERE OMITTED FROM THE 1998 SERVICE MANUAL. PLEASE ADD DTC P1665 EVAP VENT VALVE SOLENOID CONTROL CIRCUIT AND DTC P1676 EVAP CANISTER PURGE SOLENOID CONTROL CIRCUIT TO YOUR SERVICE INFORMATION.

FIGURES: 00 ATTACHMENTS: 06

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.

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