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4L80 issue

Discussion in 'Chevy Trucks' started by NICHOLS LANDSCA, Feb 9, 2011.

  1. NICHOLS LANDSCA

    NICHOLS LANDSCA PlowSite Veteran
    Messages: 4,305

    Here's the deal if you are driving freeway speed and let off the gas pedal a little the converter unlocks. RPM jumps about 300ish. It's my 97' with a 6.5. I was thinking the accelerator pedal switch but was told that would throw a light. Anybody have any ideas? B&B?