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1989 Pontiac Firebird 5.7L Rear Disc
Posted to GM Brakes on 7/25/1998 1 Reply

This vehicle has 4 wheel disc bks. The rear bks do not get enough pressure when applied, hence they do not stop the wheels. This is noticed particularly on the dyno (can't stop). I searched for tsb's and found that there are replaceable master cyl's for earlie...

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Message Closed w/FIX

car Vehicle Data

1989 Pontiac Firebird

VIN G2FW2184KL
Engine5.7 L / 8 cyl
AffectedRear Disc
ConditionsLow Press
Misc.4 Wheel Disc, Non ABS
Message Closed w/FIX

car Vehicle Data

1989 Pontiac Firebird

VIN G2FW2184KL
Engine5.7 L / 8 cyl
AffectedRear Disc
ConditionsLow Press
Misc.4 Wheel Disc, Non ABS