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1989 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality, Hesitation, Stall
We keep getting a code 43 (electronic spark timing) code. This vehicle had this problem before new motor was installed, but now it is far more pronounced. Every ground was rechecked and cleaned if needed or not, a known good ESC module was installed in truck a...
FIX posted 5/21/2003
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Message Closed w/FIX
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8 Replies Received
8 Replies Received
Related Documents & Media | VIN | 1GCDK14K6K |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | US Federal |
| Symptoms | Poor Idle Quality, Hesitation, Stall |
| Occurs | Always, Cold, Hot, on Decel, Idle |
Trouble Codes
| 43 | Electronic Spark Timing |
Message Closed w/FIX
Vehicle Data
1989 Chevrolet K1500 Cheyenne
| VIN | 1GCDK14K6K |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | US Federal |
| Symptoms | Poor Idle Quality, Hesitation, Stall |
| Occurs | Always, Cold, Hot, on Decel, Idle |
Trouble Codes
| 43 | Electronic Spark Timing |
Video