
1989 Other GM P-30 454CID
Only on hard acceleration and once the RPM get up pretty high I hear a fairly loud noise in the front of the engine area. It sounds like a smog pump coming apart. We removed the belt to the upper smog pump and held a long screw driver on the lower smog pump du...
Summary posted 11/28/2006
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Message Closed w/Summary
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VIN | 1GBJP37W5K |
Engine | 454 / 8 cyl |
Delivery | FI |
Affected | Unknown |
Conditions | Noisey |
Message Closed w/Summary
Vehicle Data
1989 GM RV Chassi P-30
VIN | 1GBJP37W5K |
Engine | 454 / 8 cyl |
Delivery | FI |
Affected | Unknown |
Conditions | Noisey |