Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
EXPERTEC TSB (92-T-44-SATURN)
Reference number: 92-T-44-SATURN
EXPERTEC TSB
TECHNICAL SERVICE BULLETIN
BUZZ NOISE AT REAR OF VEHICLE (INSTALL INSULATION PACKAGE)
Model(s): 1991-92 Saturn SL & SL1 Sedan
Bulletin No.: 92-T-44-SATURN
Date: October 1, 1992
CONDITION
Some customers may comment about a buzzing noise from the rear of the vehicle.
CAUSE
Fuel pump noise transmitted into passenger compartment.
CORRECTIVE ACTION
Install insulation package using the procedures in this bulletin. See Fig 1 thru Fig 7 .
PROCEDURES
RIGHT AND LEFT BOLSTER REMOVAL
- Pull on top of bolsters to disengage upper fastener.
- Lift bolsters from lower guide pin and remove.
RIGHT AND LEFT REAR SEAT BACK REMOVAL
- Release seat back latches and tilt seat backs forward.
- Disengage cargo floor carpet from seat backs.
- Remove plastic clip from outboard pivot pins.
- Slide seat backs toward outside of vehicle to position pivot pin release slots at floor brackets and lift pivot pins out of floor brackets.
- Slide seat backs from inboard pivot pins and remove.
REAR SEAT CUSHION REMOVAL
- Push on retainer tabs located at bottom of seat cushion assembly to release tabs, and lift front of seat cushion assembly.
- Slide seat cushion from under seat backs, guide seat belt buckles through seat cushion and remove seat cushion assembly.
RIGHT AND LEFT LOWER PILLAR TRIM REMOVAL
- Remove screws attaching body lower pillar trim finish molding assemblies.
- To remove, start at the front of the moldings and pull firmly on the molding at the clip locations.
INSULATION PACKAGE INSTALLATION
- Pull rear floor pan carpeting forward to expose the floor pan.
- Install the left and right side insulation mats on the rear seat portion of the floor pan.
- Pull back on the carpeting and insulation behind the rear seat to expose the cargo floor.
- Install the left and right side insulation pads on the floor pan behind the rear seat.
RIGHT AND LEFT REAR SEAT BACK AND BOLSTER INSTALLATION
- Position seat back assemblies onto center pivot pins.
- Align relief slot in outboard pivot pin with pivot pin bracket. Push pivot pin into bracket and slide seat back inboard.
- Install outboard pivot pin clip.
- Engage cargo floor carpet with seat backs.
- Install rear seat side bolsters.
REAR SEAT CUSHION AND PILLAR TRIM INSTALLATION
- Install body lower pillar trim finish panel assemblies by snapping into place at the clip locations and installing screws.
- Install seat cushion rear edge first, securing wire frame correctly at center buckle and pulling center lap belt through seat cushion.
- Guide seat cushion front floor clips into their holes in floor pan and push firmly on front of seat cushion to engage clips.
PARTS REQUIREMENTS
- 21039368 Damper - FLR RR (Right & Left) (Qty-2)
- 21035157 Damper - FLR R/Seat (Left)
- 21035156 Damper - FLR R/Seat (Right)
CLAIM INFORMATION
To receive credit for this repair, submit a claim through the Saturn Dealer System as follows:
| Case Type | Description | Labor OperationCode | Time |
|---|---|---|---|
| VW | Install Insulation Package | T9576 | 0.7 Hrs |
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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