× 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

P0480 Diagnostic Trouble Code Discussion for December 2013

Cooling Fan 1 Relay Control Circuit Malfunction

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 P0480
Help Request Posted
2005 Chevrolet Silverado 1500 LS 5.3L No Start, MIL Lamp on VIN: 2GCEK13TX5
P0480: Cooling Fan Relay 1 Control Circuit Malfunction. We are working on a 2005 Silverado 1500. We scanned computer for codes. There was a code for the fan control circuit and random misfire. Checked and found a large amount of moisture in the ECM plug. We cleaned and applied dielectric grease to seal and connecto...
December 11, 2013