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1986 Pontiac GRAND AM 3.0L Poor Idle Quality, Surge, Stall
Hello techs. This Vihecle came in stalling and rough idle. Customer has replaced ECM , but it didn't fix the problem. No DTC. It has surging and rough idle and sometimes dies. Also there is a bad vibration at [...] rpm , removing a harmo balancer didn't reduce...
FIX posted 6/2/2000
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Message Closed w/FIX
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Related Documents & Media 
| VIN | 1G2NW69LXG |
| Engine | 3.0 L / 6 cyl |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Surge, Stall |
| Occurs | Always, Idle |
Message Closed w/FIX
Vehicle Data
1986 Pontiac GRAND AM
| VIN | 1G2NW69LXG |
| Engine | 3.0 L / 6 cyl |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Surge, Stall |
| Occurs | Always, Idle |
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