× 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
Making sense of fuel trim relation to misfire
Posted to Technical Discussion Forum on 4/11/2014 66 Replies

Vehicle SES light illumination and flashing after running through a large water puddle, and vehicle started to run rough.

Found codes P0300,P0307

Initial check of misfire data shows history counts between 1-120 on all cylinders, 3000+ on cylinder 7 and cur... Login to read more.

Files Referenced:

thumbnail thumbnail

66 Replies Received (View Replies)

 

car Vehicle Data

2007 GMC Sierra 1500 SLE 4.8L

Engine4.8 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2007 GMC Sierra 1500 SLE 4.8L

Engine4.8 L
Trans4-speed Automatic (Electronic)