Tag: Buick

  • Buick 3800 Engine Problem Diagnostics

    Buick 3800 Engine Problem Diagnostics

    Common Problems with the 3800 Engine: An intermittent chuggle or hesitation that can be felt during light acceleration or while cruising at highway speeds with no Check Engine light or no fault codes set may be caused by intermittent operation of the automatic transmission torque converter clutch (TCC). The problem is not the torque converter…