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1999 GMC Sierra 1500 SL 4.3L No Start
This engine runs great once warmed up. It can take up to 20 minutes to start when cold. Spraying with carb cleaner gets it going, but runs very poor once started. Fuel pressure & spark are OK. Identifix & we are suspecting bad gas. Any suggestions?
FIX posted 8/17/2001
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GTEC14WXX |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CSFI |
| Emissions | OBD-II Compliant |
| Symptoms | No Start |
| Occurs | Cold |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
1999 GMC Sierra 1500 SL
| VIN | 1GTEC14WXX |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CSFI |
| Emissions | OBD-II Compliant |
| Symptoms | No Start |
| Occurs | Cold |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video