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Q:

how do you replace a idle air control valve
on a 1999 toyota corolla on 1999 Toyota Corolla

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
the idle keeps reving up on it
(1) Answer
You can try cleaning it first but if not, this will cover replacement too. http://www.ehow.com/how_6208851_clean-toyota-iac-valve.html