Delta 88 V6-231 3.8L (1983)
Exhaust Manifold: Customer Interest
A/C - Moan
SUBJECT
A/C MOAN REDUCTION INFORMATION
NUMBER: 83-T-22A
DATE:
October 10,1985
MODELS/YEARS
1982-83 CUTLASS SUPREME, 88, 98 &
SECTION: 1B
TORONADO WITH 3.8L OR 4.1L V-6 ENGINE
This bulletin supersedes Dealer Technical Bulletin 83-T-22, which should be discarded.
Some 1982-83 Cutlass Supreme, Delta 88, Ninety-Eight and Toronado models equipped with a 3.8L (VIN Code A) or 4.1L (VIN Code 4) V-6 engine
and air conditioning may experience a moan condition at 50-55 mph or approximately 1,300 engine rpm.
The brace and bracket used in production for 1984 models will correct this condition..
Parts to be used are as follows:
Models
Part Description
Part Number
Cutlass Supreme & Toronado
Exhaust Manifold to A/C
25518931
Compressor Support Brace
Delta 88 & Ninety-Eight
Exhaust Manifold to A/C
25518932
Compressor Support Brace
Cutlass Supreme & Toronado
Bracket
25518933
Delta 88 & Ninety-Eight
Bracket
25518934
All
Bolt, Brace to A/C
14060613
Compressor Support
All
Nut, Brace to Manifold Stud
11507036
Toronado
Stud (For use on 4.1L V-6 engine)
25518172