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2005 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on
back now with same problem. performed egr activation test and all % match des and acutual and maf drops dramatically. maf 48 no egr, 28gs with 10% egr, 3gs with 30%. performed amp test on 5vlt term a to b= .165. tested volt drop on b to grn .05volts. calculate...
FIX posted 11/4/2010
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GCHK23225 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Misc. | 4X4 4Dr |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
| P0404 | EGR Control Circuit Range/Performance |
| P1404 | EGR Valve Stuck Closed Malfunction |
Message Closed w/FIX
Vehicle Data
2005 Chevrolet Silverado 2500 HD
| VIN | 1GCHK23225 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Misc. | 4X4 4Dr |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
| P0404 | EGR Control Circuit Range/Performance |
| P1404 | EGR Valve Stuck Closed Malfunction |
Video