× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P1400 Diagnostic Trouble Code Discussion for October 2011

Cold Start Emission Reduction Control System

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1400
Help Request Posted
2007 GMC Envoy SLE 4.2L MIL Lamp on VIN: 1GKDT13S87
P1400: Cold Start Emission Reduction Control System. ... 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 to this code will be helpful as ...
October 18, 2011