Question: p0402 check engine light
Car has poor gas miliage, smells from exhaust pipe, and the track assist light comes on at the same time as the check engine light. I tried to check on a egr but can't find one on this vehical. has a 4.7L and is a 2wd. Checked the pcv and did look very old but no idea if it is working properly.
Tyler O
Expert Mechanic
Elizabeth KriestenCar Brakes: How Do You Know When to Change Them?
By Zach Bowman For those who suffer a daily commute through heavy traffic, your vehicle's braking system can bring thousands of pounds of metal, plastic and empty Starbucks cups to a stop hundreds of times before you get to work. It goes without saying that these pieces wear out, but they do so slowly, meaning you may not notice they need attention until ...