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1993 Chevrolet S10 Blazer Tahoe 4.3L Excessive Emissions, Poor Idle Quality
Fuel pressure is normal 55 psi. check fuel press. regulator for leakage ok. CPI unit is not leaking. flushed cpi unit several times per gm [...] plenum and visually inspected. PCM is taking away fuel. short term fuel trim is at 90 counts at idle. Have seen lot...
FIX posted 11/6/2007
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14 Replies Received
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Related Documents & Media | VIN | 1GNDT13W8P |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Symptoms | Excessive Emissions, Poor Idle Quality |
| Occurs | Always, Idle |
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Vehicle Data
1993 Chevrolet S10 Blazer Tahoe
| VIN | 1GNDT13W8P |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Symptoms | Excessive Emissions, Poor Idle Quality |
| Occurs | Always, Idle |
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