
2000 Chevrolet K3500 7.4L MIL Lamp on
Customer brought vehicle in to have the check engine light looked at and have the broken exhaust manifold bolts repaired. p0401 was stored as well as an egr position code and throttle position sensor code. Found that the EGR valve was inoperable and the tps ha...
FIX posted 11/22/2017
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Message Closed
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VIN | 1GCHK33J1Y |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | On Accel, Fails Test Every Time |
Trouble Codes
P0401 | EGR System Insufficient Flow Detected |
Message Closed
Vehicle Data
2000 Chevrolet K3500
VIN | 1GCHK33J1Y |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | On Accel, Fails Test Every Time |
Trouble Codes
P0401 | EGR System Insufficient Flow Detected |