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Idles at 2000 to 500 to 2000 up and down
Found my problem! With the IAC making so much vacuum noise I wasn't able to hear a major leak in the brake booster hose. A hole big enough to put a pencil into. I found it by spraying carb cleaner around until the motor raced. I thought it should have given me a code for a major leak or at...- Joaa
- Post #2
- Forum: Engine & Drivetrain
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J
Idles at 2000 to 500 to 2000 up and down
I'm working on a 1999 S10 blazer but not having any luck getting feedback from the S10 forum. It's a vortec 4.3 same system as my 99 silverado 5.7 vortec. It starts and instantly goes to 2000 rpm then will drop to 500 and almost stall then back to 2000 and back. I scanned it and got no codes...- Joaa
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- Replies: 2
- Forum: Engine & Drivetrain
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J
New here old everywhere else
I'm almost 63 and have been a mechanic most of my life. I hope I can help and be helped on this forum. Thanks for having me.- Joaa
- Thread
- Replies: 2
- Forum: Introduction
