Ok im gonna make this as short as possible I have replaced both iacv and tps in my 96 chevy beretta z26 it has very high idle rpms sometime not all the time it will quit after I reset the computer but after I park shut the car off and start again it starts acting up again I get two codes whe I plugt into the scanner po121 which is for tps and the second is po507 which has in the list of possibilities the idle air control valve (iacv) please answer this is urgent email me text me anything email is neally. James@yahoo. Com phone is 607 3462206
have the same problem?
Tuesday, July 12th, 2011 AT 2:51 AM