1988 - 1998 (GMT400) Section for all discussion related to the 1987-1998 Chevrolet and GMC trucks.

Running like crap

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Old Oct 29, 2023 | 9:06 PM
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Herefordbull's Avatar
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Default Running like crap

Any idea what's causing this on my 96 Silverado? The battery light came on and everthing is surging. At first it was running at a really high idle. Now just surging.
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Old Oct 30, 2023 | 2:23 AM
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mountainmanjoe's Avatar
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try changing the IAC and checking for vacuum leaks
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