4.3L high idle at start - Off-Road Forums & Discussion Groups
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post #1 of (permalink) Old 11-15-2000, 06:12 PM
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4.3L high idle at start

My 4.3l will idle at 1500rpm every time I start it for 2 min.. I would expect a bit of high idle but this is ridiculous. Any help would be appreciated.

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post #2 of (permalink) Old 11-15-2000, 08:22 PM
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Re: 4.3L high idle at start

My 1991 S10 Blazer 4.3 idles just around 1000 rpm in the cold morning.

1991 S10 Blazer 4x4, 4.3 edelbrook headers, holley TBI, K/N filter charger, 30-9.5-15 tires

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