PROM & EGR - Highway Engine Surge Condition
90olds07SUBJECT 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