Close
Car Questions
RepairPal is your advocate for car care advice and guidance

Failed emissions test

(1990 Chevrolet Astro)
in North Las Vegas, NV on February 05, 2010
Ideal speed HC greater than 220 parts per million reading was 595 parts per million note the Van ia a 1988
Displaying 1 answers & 0 comments
Popular Answer
on February 05, 2015
Could be a bad catalyst, bad air pump, hard to say. A worn out engine will fail too.
Get a repair estimate
RepairPal estimates are guaranteed at over 2,000 quality certified locations nationwide.
Or interested in getting a repair? Find a Shop

Similar Questions

View answers to similar questions from RepairPal's community of auto experts and enthusiasts.
It will not pass arizona emission they say it's oxygen levels how do i fix that
Scanner indicates both fault codes may be related to catalytic converter, o2 sensor(s), or exhaust leak.
Didn't find what you were looking for?