× 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
5.4 3 valve running question
Posted to Technical Discussion Forum on 1/15/2010 10 Replies

This fleet truck has 135k on it. Came in with complaint of "popping" and runs rough with poor acceleration.

Took it on a test drive, with picture of driver's child blocking glowing and flashing MIL. Moved picture to center console.

It was misfiring on mult... Login to read more.

10 Replies Received (View Replies)

 

car Vehicle Data

2005 Ford F-150 XL 5.4L

Engine5.4 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2005 Ford F-150 XL 5.4L

Engine5.4 L
Trans4-speed Automatic (Electronic)