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1988 GMC Syclone 4.3L Poor Idle Quality, Misfire, DETONATION
CUSTOMER BOUGHT TRUCK AND THOUGHT HE COULD FIX [...] THE ECM,PROM,ALL 6 INJECTORS,F.P. REGULATER,O2,KNOCK SENSOR,THEN BROUUGHT THE TRUCK TO ME. TRUCK HAS A PROBLEM I HAVE NEVER SEEN,THE COMPUTER WONT CHANGE THE BLOCK LEARN TO LOWER THE INTEGRATOR. WHEN YOU STA...
FIX posted 8/31/2000
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Message Closed
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| VIN | 1GDCT14Z6M |
| Engine | 4.3 L / 6 cyl |
| Symptoms | Poor Idle Quality, Misfire, Detonation |
| Occurs | Always, Under Load |
| Misc. | Turbo |
Message Closed
Vehicle Data
1988 GMC Syclone
| VIN | 1GDCT14Z6M |
| Engine | 4.3 L / 6 cyl |
| Symptoms | Poor Idle Quality, Misfire, Detonation |
| Occurs | Always, Under Load |
| Misc. | Turbo |
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