maybe bad fuel try some dry gas
Bring to auto parts or garage and have vehicle scanned
No, you need an OBD2 scanner in order to retrieve the code.
i just changed my batterys out on my truck now my check engine light is on?
Then you may want to have a mechanic check it out.
Did you reset the light? I don't know what gasket you changed, but undoubtedly that was not the problem. The check engine light comes on when there is a problem with the emissions system.
Bank 1 sens. 1 its located on the exhaust manifold.Easy to get to...
bad ignition timing.
changed battery engine light stays on
Your check engine light will not come on because your coolant needs to be changed. The only way to be totally sure why it is on you should get it checked with a computer at a dealer or service station. The check engine light may come on if it is over heating because there is no coolant in it but not if it just has to be changed.
about 4 quarts its best to fill and check the engine every 12 Oz / 250 ml
There are hundreds of things that can couse a check engine light. You need to have it checked for codes.
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.