1991 Chevrolet S10 Q&A

1991 Chevrolet S10 Question: when i start the motor in the morning it idles rough till i hold down on the gas

it has been doing it more often it idles really rough step on gas a little then it will idele better runs really good just does it after it sits awhile or over night -
Answer 1
you may have carbon build up in throttle body or idle air control valve is bad -