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1998 GMC K1500 Sierra SL 5.7L Misfire, MIL Lamp on
This Truck will miss and set a P0300 code on a long hill. Misfire counters count on Cyl. 3&4. Can't get it to do it in the shop. It only misses after 25-30 sec. of a steep pull. When the miss occurs all injector circuits start showing extra pulses, almost regu...
FIX posted 8/11/2001
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Message Closed w/FIX
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25 Replies Received
25 Replies Received
Related Documents & Media | VIN | 2GTEK19R6W |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CSPI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Under Load |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
1998 GMC K1500 Sierra SL
| VIN | 2GTEK19R6W |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CSPI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Under Load |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video