A/c compressor clutch is engaged
Chevrolet technical service bulletin 831220 for 1997-1998 Chevrolet Venture, 1997-1998 Pontiac Trans Sport and 1997-1998 Oldsmobile Silhouette.
- Bulletin number
- 831220
- Component
- Equipment: appliance: air conditioner
- Summary
- A/c compressor clutch is engaged. This condition is most noticeable when engine is around the 1000-2000 RPM range. The noise may be lodest when the engine is under light acceleration through this RPM range. The moan noise may be created by compressor pulses which set up a system resonance between the compressor and the in-line muffler.
Vehicles covered
- Chevrolet Venture 1997-1998 19971998
- Pontiac Trans Sport 1997-1998 19971998
- Oldsmobile Silhouette 1997-1998 19971998
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