For 1990-2009 cars

# REAR DISC BRAKE NOISE REPAIR PROCEDURE

#### Subject: REAR DISC BRAKE NOISE - 1982 FIREBIRD

The following procedure should be used when addressing rear brake noise on 1982 Firebirds with the rear disc brake option. This bulletin supplements Pontiac service bulletin 82-T-62.

1. Inspect inboard and outboard bushings in caliper mounting ears for correct position and/or damage. Reposition and/or replace as necessary.

2. Insure that the caliper mounting pins are correct (smaller diameter at end).

3. Replace the following components using the 1983 parts as listed.

a. Replace the parking brake levers on the calipers using part number 18010361 Figure 1).

b. Replace the right-hand rear brake pipe using part number 10026871 and install new hose (part number 9769606) (see Figure 2).

c. Install support bracket (part number 10026870) using original screw (see Figure 3 on reverse side).

d. Remove and discard original fitting, bolt and washers from caliper.

e. Attach the hose to the right caliper using a new bolt (part number 14000404) and two (2) washers (part number 14000172) (see Figure 4 on the reverse side).

f. Install hose to support bracket with retainer clip (part number 334961) (see Figure 3 on the reverse side).

4. Bleed the rear brake portion of the system and adjust if necessary the park brake system using the procedure outlined in Section 5 of the 1982 Firebird Service Manual.

#### WARRANTY INFORMATION

Labor Operation T3090 Time Allowance 1.3 Hr.

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.