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1991 Chevrolet S10 Blazer Tahoe 4.3L Poor Idle Quality, Hesitation, Surge, Stall, MIL Lamp on
vehicle came in from used car lot. Has hard time running after starting. Will idle after holding throtle at steady position, then idles, but real low. Could not communicate with scanner. After verifying power and grounds to the ecm, we decided to replace ecm. ...
FIX posted 8/4/2001
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| VIN | 1GNDT13Z6M |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | Fed |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Stall, MIL Lamp On |
| Occurs | Always |
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Vehicle Data
1991 Chevrolet S10 Blazer Tahoe
| VIN | 1GNDT13Z6M |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | Fed |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Stall, MIL Lamp On |
| Occurs | Always |
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