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All Technical Service Bulletins for Intake Manifold: > < All Technical Service Bulletins for Oil Pump:|178702
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Intake Manifold: Customer Interest
Engine - Drone At 60 mph

Number:

Group:

87-01

25

July 27, 1987

Fuel System
Applies To:

4000 - 4 CYL 1982-1986

Subject:

Engine - Drone at 60 MPH

Cause:

Intake resonance.

Production Change:

Intake snorkel with six (6) holes and foil hose, P/N 811 133 617E.

As of:

January 1986 VIN: 81_GA105326

Service Solution:

Replace parts with updated version.

All Technical Service Bulletins for Intake Manifold: > < All Technical Service Bulletins for Oil Pump:|178702