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1993 Chevrolet K3500 Silverado 7.4L Surge
Engine surges steadily when in closed loop and steady RPM above idle. Watching injector spray pattern with the timing light you can see fuel flow increasing and decreasing, more on one injector that the other. It seems that when you switch wires for inject...
FIX posted 5/11/1999
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Message Closed w/FIX
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| VIN | 1GBJK34N3P |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / TBI |
| Emissions | US FED |
| Symptoms | Surge |
| Occurs | Hot, Cruise |
| Misc. | Cab & Chassis |
Trouble Codes
| 24 | vss tested sensor ok. |
Message Closed w/FIX
Vehicle Data
1993 Chevrolet K3500 Silverado
| VIN | 1GBJK34N3P |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI / TBI |
| Emissions | US FED |
| Symptoms | Surge |
| Occurs | Hot, Cruise |
| Misc. | Cab & Chassis |
Trouble Codes
| 24 | vss tested sensor ok. |
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