SURGING WITH SES LIGHT OR FUSE 9 BLOWN - REPL. EGR WIRE

SUBJECT: SURGING WITH SERVICE ENGINE SOON LIGHT (CODE 32) OR FUSE 9 BLOWN (REPAIR/REROUTE EGR WIRING)

VEHICLES AFFECTED: 1992 "L" CAR WITH 3.lL ENGINE (VIN CODE T) CHEVROLET CORSICA, BERETTA

APPLICATION:

------------ 1992 Chevrolet "L" car equipped with 3.1L (RPO LH0) V6 VIN T Engine built prior to the following VIN number: NY211538

CONDITION:

---------- Some owners of 1992 Chevrolet "L" vehicles may experience slight engine surge along with Service Engine Soon light (Code 32), or may have Fuse 9 blown.

CAUSE:

------ The EGR wiring route may be too close to the EGR valve assembly tube, causing a wiring melt-down.

CORRECTION:

----------- Any vehicles experiencing the above condition should follow the following repair procedure:

1) Repair EGR branch wires as needed - refer to the 1992 L-car Service Manual for proper repair procedures.

2) Re-route EGR branch wiring harness lead over and behind other sensor leads and connect to EGR solenoid. See attached illustration.

For vehicles repaired under warranty use:

Labor Operation Number: N-6276 Labor Time: 0.5 Hour

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.