PCM Diagnostics & Tuning HP Tuners | Holley | Diablo

i was looking around and seen?

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Old Apr 8, 2004 | 06:52 PM
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98tata's Avatar
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Default i was looking around and seen?

thought i herd something talked about a cat over temp? with headers is that something to mess with? i mean i am just looking into what to do right now havent done anything or used edit yet ohter than to scan my stock file i am putting new built 4l60e in and have ppc long tubes and ory and flowmater a thunder cat back and was needing a few sugestions on that to do thanks.
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Old Apr 8, 2004 | 07:30 PM
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felton316's Avatar
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Cat over temp is the PCM making sure your cats do not get too hot. All it does is dump fuel to cool the cats.
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