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1988 Chevrolet C1500 Cheyenne 5.7L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on
customer complaining of check eng light on and poor fuel economy. scaned system code 44. truck idles poorly and cuts out at part throttle highway speeds, if you accelrate to full throttle truck will pick and run better. o2 voltage is never above .600 mostl...
FIX posted 1/20/2000
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Related Documents & Media 
| VIN | 2GCDC14K1J |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | US FED |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 44 | lean exhaust |
Message Closed w/FIX
Vehicle Data
1988 Chevrolet C1500 Cheyenne
| VIN | 2GCDC14K1J |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / TBI |
| Emissions | US FED |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 44 | lean exhaust |
Video