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1993 GMC C1500 Sierra 5.7L Poor Idle Quality
injector 1 is the only one firing and not the other. I replaced the ecm and both were ok custemer picked truck up and 2 days later he comes over with the same problem I thought it was a defective ecm so I but anther one and instaled a grownd wire to the ecm af...
Summary posted 3/11/2004
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Related Documents & Media | VIN | 1GTEC14K2N |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Symptoms | Poor Idle Quality |
| Occurs | Always |
| Misc. | Ecm#6299 |
Message Closed w/Summary
Vehicle Data
1993 GMC C1500 Sierra
| VIN | 1GTEC14K2N |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Symptoms | Poor Idle Quality |
| Occurs | Always |
| Misc. | Ecm#6299 |
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