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2004 Pontiac Bonneville SLE 3.8L MIL Lamp on
Sets p0401 EGR flow on a drive cycle. enging is supercharged and tried a good EGR valve, MAP sensor and tried latest programing. Flow is good thru valve and can be controlled correctly by Tech 2. Positions look correct also. Strange
FIX posted 5/25/2011
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Message Closed
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12 Replies Received
Related Documents & Media | VIN | 1G2HZ54143 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Cruise |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
Message Closed
Vehicle Data
2004 Pontiac Bonneville SLE
| VIN | 1G2HZ54143 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Cruise |
Trouble Codes
| P0401 | EGR System Insufficient Flow Detected |
Video