Cutlass Supreme FWD V6-204 3.4L DOHC (1991)
Fuel Tank Mounting Straps: Customer Interest
Fuel Tank/Underbody - Creak/Groan Noise Procedure
NUMBER:
91-T-84A
CORP.REF.NO: 136304
DATE:
October 1991
SECTION:
6C, 10
SUBJECT:
FUEL TANK/UNDERBODY CREAK/GROAN NOISE
- SERVICE PROCEDURE FOR INSTALLING FUEL
TANK STRAPS AND SPACERS
MODELS/YEARS: 1989-91 CUTLASS SUPREME
This bulletin cancels and supersedes Dealer Technical Bulletin 91-T-84, which should be discarded.
CONDITION: Some 1989-91 Cutlass Supremes may exhibit a creak/groan, or in severe instances, a clunk/thud type noise coming from the rear of the
vehicle. This noise is most apparent when a vehicle twisting motion is generated, such as that which would be experienced when turning
up a steep incline/driveway.
CAUSE:
These noise conditions may be caused by the fuel tank flange contacting the underbody crossbar located forward of the fuel tank or
movement between the tank and retaining straps.
CORRECTION:
On 1989-91 Cutlass Supremes assembled prior to vehicle number MD332722, install new fuel tank straps. P/N 10199250 (2
required), and strap spacers, P/N 10192675 (2 required).
1991 Cutlass Supremes assembled after vehicle number MD332722, it will only require installation of tank straps, P/N 10199250 (2 required) and the
transfer of existing strap spacers.
Parts are currently available from GMSPO.
SERVICE PROCEDURE:
1.
Raise vehicle on hoist.