Riviera V6-3.8L SC VIN 1 (1995)
ABS Light: Customer Interest
ABS/Traction Off Lamp Light On, DTCs 45 or 51 Set
File In Section: 5 - Brakes
Bulletin No.: 43-50-07
Date: September, 1994
Subject:
Amber Antilock Warning Light and (If Equipped) Amber Traction Off Warning Light Stays On (Install Jumper Harness)
Models:
1995 Buick Riviera (Built before VIN 4708381)
1995 Oldsmobile Aurora
Condition
Some owners may comment on an inoperative antilock brake and (if equipped) traction control system. As a result, the following conditions will occur:
-
Amber Antilock warning light and (it equipped) amber Traction Off warning light turn(s) on and stay(s) on. The red Brake warning light remains off.
-
One or more of the following diagnostic trouble codes may be set: 45, 51 or no code.
Note:
This condition does not affect the operation of the power brakes.
Cause
Normal operation of the left-hand (primary) coolant fan may cause voltage surges which damage the electronic brake (and traction) control module (
EBCM/EBTCM). Failure of this module results in an inoperative antilock brake and (if equipped) traction control system.
Correction
