Calais L4-151 2.5L VIN U TBI (1989)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
PROM & EGR - Highway Engine Surge Condition
SUBJECT
ENGINE SURGE (NEW EGR VALVE AND PROM)
MODELS/YEARS
1989 CUTLASS CALAIS W/2.5L ENGINE
NUMBER:
89-T-147A
CORP.REF.NO: 936525R
DATE:
May 1990
SECTION:
6E
This bulletin cancels and replaces Dealer Technical Bulletin 89-T-147 which should be discarded. This revision changes the PROM part number for the
automatic transmission.
Some owners of 1989 Cutlass Calais may comment of a highway engine surge condition. This condition may be repaired with the installation of a new
EGR Valve Package, P/N 17112238. A new calibration PROM must be installed with the EGR valve package as a set. The new Calibration PROM is
identified as follows:
PROM Package
Broadcast
Scanner
Transmission
Part Number
Code
I.D.
Automatic
16152997
AUTF
3001
Manual
16142106
ASLD
0161
Parts are currently available from GMSPO.
WARRANTY INFORMATION:
Labor Operation Number:
T1531
Labor Time:
0.5 Hour
Trouble Code:
92