Steering - Crunch Noise on Full Lock Turns

9214pontiac01

Bulletin Number: 91-3-24
Reference Number: 233301
Publish Date: 3/92


Subject: STEERING STOP CRUNCH NOISE (APPLY HIGH TEMPERATURE WATER RESISTANT GREASE)

Models
Affected: 1990-91 FIREBIRD MODELS


CONDITION: Some 1990-91 Firebird models may exhibit a crunch type noise coming from the front of the vehicle during full right or left turning maneuvers that is referred to as steering stop crunch.

CAUSE: Movement of lower control arm steering stop on steering knuckle during full turn type maneuvers generates crunch type noise.





CORRECTION: Apply a thin film (approximately 1 mm thick) of high temperature water resistant grease, P/N 12345996 (1.75 oz. tube) to the contacting surfaces of both the steering stops and steering knuckles as shown in illustration.


PART AVAILABILITY: Parts are currently available.

WARRANTY INFORMATION:

Labor Operation Number: T1841

Labor Time: .3 Hours