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1998 Buick LeSabre Custom 3.8L Code Po401
Hello all,I need help with this one,Uncles [...] po401 egr flow [...] sets code about every 2 [...] egr with Snapon scanner, it always works testing in 10% to 100% increments. Checked valve for carbon,valve was [...] tube from exhaust is very clean,replaced tu...
FIX posted 10/29/2002
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Message Closed w/FIX
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Related Documents & Media | VIN | 1G4HP52K5W |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / sefi |
| Emissions | OBD-II Compliant |
| Symptoms | Code Po401 |
| Occurs | Intermittently |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
Message Closed w/FIX
Vehicle Data
1998 Buick LeSabre Custom
| VIN | 1G4HP52K5W |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / sefi |
| Emissions | OBD-II Compliant |
| Symptoms | Code Po401 |
| Occurs | Intermittently |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
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