HIgh RPM stumble..what causes it and how do I fix it?
05-08-02, 05:33 PM
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HIgh RPM stumble..what causes it and how do I fix it?
when I go past 6 RPM my car staarts to sound like a popcorn machine. This is a 90 GTU. It's like the VDI comes on then when think i got power it drops off like a cliff. help please.
thanx
thanx
05-08-02, 05:52 PM
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That sounds like detonation to me. Make sure your fuel flow is up to par, your timing is set correctly, your TPS is adjusted, and you might want to go a grade or two higher with the fuel you buy.
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