gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Exhaust - Leak at Exhaust Manifold to Exhaust Pipe|Page 1626 > < Catalytic Converter|Description and Operation|Page 1617
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Exhaust Manifold: Customer Interest
Exhaust - Leak at Exhaust Manifold to Exhaust Pipe

Number:

86-93

Section:

6F

Date:

May 1986

Subject:

EXHAUST LEAK - EXHAUST MANIFOLD
TO EXHAUST PIPE

MODEL AND YEAR:

1984-86 S/T MODELS EQUIPPED WITH
THE 2.8L V6 ENGINE
TO:

ALL CHEVROLET DEALERS

Some 1984-86 S/T Trucks equipped with 2.8L V6 engine may exhibit an exhaust leak at the exhaust manifold to exhaust pipe
attaching locations. This condition usually occurs on a start up with a cold engine, however, after the engine warms up, the leak
stops. The condition most generally occurs at the right side manifold to exhaust pipe connection.

Exhaust - Leak at Exhaust Manifold to Exhaust Pipe|Page 1626 > < Catalytic Converter|Description and Operation|Page 1617