A/C - Moan

Number 83-I-159 Section 1 Date 10/83
Subject: A/C MOAN REDUCTION INFORMATION - 1982-1983 GRAND PRIX AND BONNEVILLE MODELS WITH 3.8L OR 4.1L ENGINES
Some 1982-1983 Grand Prix and Bonneville models equipped with air conditioning may experience a moan condition at 50-55 mph or approximately 1300 engine rpm..

The brace and bracket used in production for the 1984 model will correct this condition.

Parts are as follows:

25518931 Brace, A/C Compressor Adj.. RR & Generator Adj. RR

25518933 Bracket

14060613 Bolt, Brace to A/C Compressor Support

11507036 Nut, Brace to Manifold Stud

25518172 Stud (For use on 4.1L Engine)

BRACE & BRACKET ASSEMBLY:

See illustration (shown on the reverse side) for installation instructions.