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ABS/Traction Off Indicator Lamps - Come ON/DTC 45 Set

File in Section: 5 - Brakes

Bulletin No. 53-50-14

Date: September, 1995

Subject:
ABS and Traction Off Indicator Lamps Come On, DTC 45 Set (Replace ABS Main Relay)

Models:
1994-95 Buick LeSabre, Park Avenue
1994-95 Oldsmobile Eighty Eight, Ninety Eight
1994-95 Pontiac Bonneville

Condition

Some owners may comment on the "ABS" and, if equipped, "Traction Off" indicator lamps coming on. Diagnostic Trouble Code (DTC) 45 set.

Cause

DTC 45 could be set from the ABS main relay not operating properly due to low system voltage.

Correction

Replace original ABS main relay with a relay designed to operate during periods of low system voltage.

1. Ignition switch "Off".





2. Remove ABS main relay (see Figure 1).

3. Check for loose or corroded terminals. Install new relay.

4. Clear DTC and perform system functional test. If system malfunction is still present, refer to proper system diagnostic procedure, Section 5E1/5E2, in the appropriate Service Manual.

Parts Information

Description P/N
ABS Main Relay 12135090

Parts are currently available from GMSPO.

Warranty Information

For vehicles repaired under warranty, use:

Labor Operation Labor Time
H2490 Use published labor operation time.