Hope you GM guys can help me. This blazer keeps getting code P1870 trans. Comp. Slipping. No other codes present, cleared and P1870 returns. Pulled pan and found a hunk of white Teflon seal, flushed and refilled and P1870 will return. Tried to watch TCC slip w...

FIX posted 8/11/2003

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle