89 chevy s10 4.3 tbi it idles fine when i start it then idles down and makes a hissing noise then idles normal again and reapets this the noise is coming from the left side of the engine

80

Asked by Sep 15, 2015 at 09:22 AM about the 1989 Chevrolet S-10 LB RWD

Question type: Maintenance & Repair

89 chevy s10 noise

2 Answers

1,695

maybe the IAC have your codes read at an auto parts store see if you have any codes you could try cleaning your TBI with some carb cleaner

Best Answer Mark helpful
80

Ok thank you

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