Close
QUESTIONS

RepairPal is your advocate for car care advice and guidance

Q: Failed smog. High co%. on 1990 Ford E-250

I failed my calif. smog test. The co% was too high. The tech suggested that it might be the smog pump. but that seems to be working. What else should I look at?
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
Didn't find what you were looking for?