hole in tranny cooler replace it now it shifts hard and won't go in gear sometim
What is your question?
I put fluid back in but it shifts hard and on down shift also. And the engine will rev up but truck won't go sometimes, or it won't go into gear. The tranny temp says 168.put new tranny cooler on it cuz a rock went thru it and lost all my fluid.any info will b helpful
RepairPal Certified shops can diagnose and repair your 2012 GMC Sierra 2500 HD. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
