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2005 GMC Savana 2500 4.8L Poor Idle Quality, Stall
Van came in a few months ago with a very high idle. Cleaned maf, tb, iac, checked for intake leaks etc. Nothing i did helped, so i got a new iac, didn't change, so i start messing with the old one. Plugged it in with it out of the tb and it was moving fine, so...
FIX posted 10/6/2017
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Related Documents & Media | VIN | 1GTGG25V55 |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Stall |
| Occurs | Cold, Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0506 | Idle Speed Control System Lower Than Expected |
Message Closed w/FIX
Vehicle Data
2005 GMC Savana 2500
| VIN | 1GTGG25V55 |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Stall |
| Occurs | Cold, Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0506 | Idle Speed Control System Lower Than Expected |
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