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1993 GMC C1500 Sierra 4.3L Excessive Emissions
This a smog repair nightmare;have done the logical and illogical to lower CO-levels to within California standards to no avail. The high levels of HC is an aftermath of GP levels of CO. Have even swapped PCM's with no change, swapped injectors & then swapped t...
FIX posted 9/20/2003
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Related Documents & Media | VIN | Z1P1549919 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | Ca Emissions |
| Symptoms | Excessive Emissions |
| Occurs | Always |
| Misc. | Pick-Up,2 Wd |
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Vehicle Data
1993 GMC C1500 Sierra
| VIN | Z1P1549919 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | Ca Emissions |
| Symptoms | Excessive Emissions |
| Occurs | Always |
| Misc. | Pick-Up,2 Wd |
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