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1989 Pontiac Grand Prix SE 2.8L Valvetrain
I am a first time user,and need help in how to diagnose from this point,The engine co. has authorized me to diagnose this problem and call them.I have ran compression and i get 150 lbs across the board, i have done a leak down test and found aprox.38%,leakdown...
Summary posted 12/16/2005
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Message Closed w/Summary
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| VIN | 1G2WP14WXK |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Affected | Valvetrain |
| Conditions | Backfire,Stall Rough Run,Top Engine Noise |
Message Closed w/Summary
Vehicle Data
1989 Pontiac Grand Prix SE
| VIN | 1G2WP14WXK |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Affected | Valvetrain |
| Conditions | Backfire,Stall Rough Run,Top Engine Noise |
17 Replies Received
17 Replies Received
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