EXPERTEC TSB (92-T-68A)

Publication date: 1992-11-03
Reference number: 92-T-68A

EXPERTEC TSB

TECHNICAL SERVICE BULLETIN

Reference Number(s): 92-T-68A, Date of Issue: 11/03/92

DRIVEABILITY IMPROVEMENTS - (REPLACE PROM)

Model(s): 1991-92 CUSTOM CRUISER WITH 5.OL (VIN E) OR 5.7L (VIN 7) ENGINES Subject: DRIVEABILITY IMPROVEMENTS, REPLACE PROM

Bulletin No.: Oldsmobile 92-T-68A

Date: 11/03/1992

This bulletin cancels and supersedes Dealer Technical Bulletin 92-T-68 which should be discarded.

CONDITION

Some 1991 and 1992 Custom Cruiser models with either the 5.OL (VIN E) or 5.7L (VIN 7) engine may exhibit low speed driveability or engine detonation (spark knock).

CORRECTION

The calibrations have been refined to address these concerns. Replace the PROM with the appropriate P/N from the table below:

NOTE: For Custom Cruiser with 5.OL (VIN E) only. Verify the part number of the following items. These components were factory installed.

PART INFORMATION

DESCRIPTION	PART NUMBER
EGR Valve	17090156 (Stamped on Valve) 17112373 (GMSPO Kit)
ESC Module	16175099 (Broadcast Code BARC)

PART INFORMATION

Model Year	Application	Broadcast Code	Scanner I.D.	Part Number
1991 California emissions	5.0 (LO3)	AYMJ	5941	16165912
1991/92 Federal emissions	5.OL (LO3)	BCDU	1391	16181390
1991/92 Nationwide emissions	5.7L (LO5)	BATJ	5901	16175898

NOTE: Parts are currently available from GMSPO.

SERVICE INFORMATION

Labor Operation: T0500

Labor Time: 0.4 hour

Trouble Code: 92