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1988 Chevrolet K3500 Cheyenne 5.7L Poor Idle Quality, Surge, MIL Lamp on, lean always
Hello Fellow technicians I have a 88 chevy K3500 with a lean condition all of the time code 44 pin point test per mitchell all pass. fuel pressure and quailty good no noticable external vac leaks block learn runs high 146-150+ seems like i'm getting a vac ...
FIX posted 11/15/1999
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| VIN | IGCGK34K5J |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / tbi |
| Emissions | obd1 |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp on, Lean Always |
Trouble Codes
| 44 | lean exaust |
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Vehicle Data
1988 Chevrolet K3500 Cheyenne
| VIN | IGCGK34K5J |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / tbi |
| Emissions | obd1 |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp on, Lean Always |
Trouble Codes
| 44 | lean exaust |
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