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1994 Chevrolet K2500 7.4L Stall, Misfire, Poor Fuel Economy, MIL Lamp on
I tried a new ECM and all pin wires connectors to ECM are tight. I put new wires to control module so there is no open or short in wiring. Tried a complete rebuilt distributer with no luck. After a restart, within 5 seconds the code appears. Runs ok when the l...
FIX posted 11/6/2005
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Message Closed w/FIX
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Related Documents & Media | VIN | 48HSA2424Y |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | OBDI |
| Symptoms | Stall, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
| Misc. | Code 42 |
Trouble Codes
| 42 | ECM has seen an open or short to ground in the Ignition Control or by-pass circuits |
Message Closed w/FIX
Vehicle Data
1994 Chevrolet K2500
| VIN | 48HSA2424Y |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | OBDI |
| Symptoms | Stall, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
| Misc. | Code 42 |
Trouble Codes
| 42 | ECM has seen an open or short to ground in the Ignition Control or by-pass circuits |
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