Brakes - Noise From Front

88chevy27

GMC NUMBER: 88-T-175


GROUP: 5-Brakes

DATE: November, 1988

CORPORATE
NUMBER: 865008
SUBJECT: FRONT BRAKE NOISE

MODEL: 1988 C/K 10


Some 1988 C/K 10 series trucks with JN3 power brakes (fourth digit of VIN is "D") may experience a high pitched brake noise under light to moderate brake applications. A revised brake pad with a new lining has been released to production after the following VIN breakpoints to reduce the noise.

Ft. Wayne - JZ543800
Oshawa - J1564368
Pontiac - JE528759

The revised brake pads are currently available through GMSPO.
Option Part
Model Code Year Number

C/K 10 JN3 1988 12321447
Under 6000 GVWR Power Brakes

For repairs to vehicles under warranty use:

Labor Op: H0042 Labor Time: .9 Hr

Trouble Code: 40