runs good at high speeds not at idle.

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Jun 30, 2011 | 09:40 AM

dmerski

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Joined: Jun 2011

Posts: 3

runs good at high speeds not at idle.

95 Blazer runs good at high speeds but sugers and misses at idle.Change plugs,wires,MAP and all sensors on uper intake manfold.

Jun 30, 2011 | 01:45 PM

maddie's dad

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Joined: Jun 2011

Posts: 100

From: Colorado, Front range

Check for a vaccuum leak. Use a can of carb cleaner or starting fluid. Spray short bursts at suspected leaks, and if the idle speeds up, you have found your leak.

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