1996 gmc 1500 4.3 ext cab shift prob
like i said tranyy wont shift unless u get rpms up and let off it check to make sure that harnesses r hooked up they r could it b bad harness dosent slip what bout nuteral switch i dont no
Shift Solenoid could be the culprit....4L60E transmissions are weak and may need to a replacement tranny or rebuild the one you have.
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