2007 GMC Envoy SLE 4.2L MIL Lamp on
This vehicle is my wifes. It sets a code P1400 and mitchell has nothing to speak of on the code. I saw a TSB for this code and another code in cold weather start up, but it comes on in the summer heat so dismissed that. Car runs fine but lite is on. Any input ...
FIX posted 10/20/2011
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 9 Replies Received (View Replies)9 Replies Received (Hide Replies)Related Documents & MediaRelated Documents & Media |
Message Closed w/FIX
Vehicle Data2007 GMC Envoy SLE
Trouble Codes
|
Message Closed w/FIX
Vehicle Data
2007 GMC Envoy SLE
VIN | 1GKDT13S87 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P1400 | Manifold Differential Pressure Sensor Circuit Malfunction |