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1991 Chevrolet K1500 Cheyenne 4.3L Hesitation, MIL Lamp on, No Power
Hello fellow techs My problem for the day ( or so ) is a MIL & reoccurring code 42.. This truck came in a few weeks ago barely running & not able to make it up any type grade.. we replaced the clogged fuel filter, tested the fuel pressure, checked ignition tim...
FIX posted 8/1/2000
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Message Closed w/FIX
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Related Documents & Media 
| VIN | 1GCEK14ZXM |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Standard |
| Delivery | FI |
| Symptoms | Hesitation, MIL Lamp on, No Power |
Trouble Codes
| 42 | Electronic Spark Control |
Message Closed w/FIX
Vehicle Data
1991 Chevrolet K1500 Cheyenne
| VIN | 1GCEK14ZXM |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Standard |
| Delivery | FI |
| Symptoms | Hesitation, MIL Lamp on, No Power |
Trouble Codes
| 42 | Electronic Spark Control |
Video