For 1990-2009 cars

# INCREASED MOVEMENT DRIVER 4-WAY SEAT -REPL.ADJUSTER

#### SUBJECT: INCREASED MOVEMENT OF DRIVER 4-WAY SEAT ADJUSTER (REPLACE SEAT ADJUSTER AND RELATED HARDWARE)

#### VEHICLES AFFECTED: 1992 "N" MODELS

#### CONDITION:

--------- Some owners of 1992 "N" cars equipped with a 4 way seat adjuster may comment on an undesirable rocking movement.

#### CAUSE:

----- Increased movement in the seat adjuster tilt mechanism and related hardware.

#### CORRECTION:

---------- 1. Remove driver seat from vehicle according to the procedure in Section 10-10 of the 1992 "N" Body Service Manual.

2. Remove front seat inner seat belt (11) from seat adjuster according to the procedure in Section 10-11 of the 1992 "N" Body Service Manual.

3. Remove seat adjuster from seat.

4. Remove rear reinforcement (3) from AM8 (bench seat) adjuster.

5. Remove spring assembly (5) and connecting rod (6).

6. Align new seat adjuster cover (2) P/N 16739569 to new seat adjuster:

Bucket seat (AR9) adjuster P/N 16734931

Bench Seat (AM8) adjuster P/N 16734937

and secure with new retainer (1) P/N 20225225.

7. Position seat adjuster to seat bottom panel.

8. ON BENCH SEAT ONLY, position rear reinforcement (3) to seat adjuster.

9. On both style seat adjusters, align holes in rear of seat adjuster to attaching holes in seat bottom panel and secure with screws (4).

10. Position tie bar (7) P/N 16730729 to seat adjuster assembly and install rear tie bar screws (8) P/N 11509699.

11. Install front tie bar screws (9) P/N 11509699.

12. Install spring assembly (5) and connecting rod (6) to new adjuster.

13. Move adjuster rearward and install screws (10) through attaching holes in front of seat adjuster.

14. Install front inner seat belt (11).

15. Install seat to vehicle.

#### PARTS INFORMATION:

Buckle Seat Adjuster (AR9) P/N 16734931

Bench Seat Adjuster (AM8) P/N 16734937

Adjuster Cover P/N 16739569

Tie Bar P/N 16730729

Screws P/N 11509699

Retainer P/N 20225225

#### WARRANTY INFORMATION:

For vehicles repaired under warranty use:

Labour Time: Bench Seat (AM8) 0.5 Hour Bucket Seat (AR9) 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.