F fedelsauto New Member Messages 1 Reaction score 0 Jul 4, 2019 #1 4l80e no upshift after connector upgrade
Will L. Well-Known Member Messages 20,679 Reaction score 41,731 Location Boulder City Nv Jul 4, 2019 #2 Welcometo the forum. Need a bit more info to help, but if after any modification something quits working right, then an error installing it or error of the mod design is usually the cause.
Welcometo the forum. Need a bit more info to help, but if after any modification something quits working right, then an error installing it or error of the mod design is usually the cause.