EXPERTEC Technical Service Bulletins (41-65-32)

EXPERTEC TECHNICAL SERVICE BULLETINS

TECHNICAL SERVICE BULLETIN

SMU - SECTION 6E2, 6E3 - DRIVEABILITY AND EMISSIONS - CHART A-1 - NO MALFUNCTION INDICATOR LAMP (MIC) "SERVICE ENGINE SOON"

Model(s): 1987-94 Passenger Car and U Van with 60-degree V-6 Engine except DOHC 3.4L (VIN X - RPO LQ1)

Bulletin No.: 41-65-32 Chevrolet

41-65-32 Pontiac

41-65-32 Oldsmobile

41-65-32 Buick

41-65-32 Cadillac

Date: January 4, 1995

SERVICE INFORMATION

When following Chart A-1, it is necessary to use a 10 amp fuse jumper when providing a ground on the malfunction indicator lamp driver circuit to illuminate the (MIL), instead of a test light. Using a test light may cause both the MIL and test light to illuminate, the MIL to illuminate dim or the MIL not to illuminate at all.

DISCLAIMER

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.