Incredible 1997 F150 Check Engine Light Bulb Ideas. 5 posts • page 1 of 1. Never assume your check engine light bulb is working.

The first suggestion is the better, this way you will know what turned the light on in the first place, get. Not a very good thing. Web ok on the way the my 1997 f150 4.6 l 180,000 check engine light started flashing and running rough and then the light went off, also we took the aftermarket dynomax muffler off of it earlier today if that makes any difference, it still has the cat converter, new plugs and napa wires, thanks fordboy2012, reply like.
