× 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

P0172 Diagnostic Trouble Code Discussion for July 2019

Fuel System Rich (Bank 1)


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 P0172
Help Request Posted
2008 Chevrolet Suburban 2500 LT 6.0L Surge, MIL Lamp on VIN: 3GNGK26K38
P0172: fuel trim rich bank one. Have one that thought would be simple but getting the best of me. Customer purchased over internet come out of police force low mileage for age. Can see that heads have been off and front of motor has been off. In for alingment and check engine light come ...
July 01, 2019
2008 Chevrolet Suburban 2500 LT 6.0L Surge, MIL Lamp on VIN: 3GNGK26K38
P0172: fuel trim rich bank one. Have one that thought would be simple but getting the best of me. Customer purchased over internet come out of police force low mileage for age. Can see that heads have been off and front of motor has been off. In for alingment and check engine light come ...
July 02, 2019
2011 Buick Regal CXL 2.4L Hesitation, Power Reduce Mode VIN: W04GP5EC8B
P0172: Fuel Trim System Rich. Thanks in advance guys. First of all another shop put in the throttle body assy. They where not very helpful, they said they do not save a record of the old codes so I did not know it I was chasing the same problem. The customer said install a new throttle...
July 23, 2019
2011 Buick Regal CXL 2.4L Hesitation, Power Reduce Mode VIN: W04GP5EC8B
P0172: Fuel Trim System Rich. ... another shop put in the throttle body assy. They where not very helpful, they said they do not save a record of the old codes so I did not know it I was chasing the same problem. The customer said install a new throttle body(Hitachi from CarQuist) &...
July 30, 2019