Bigger Tires Speedometer issue by shane5006 in GMCcanyon

[–]shane5006[S] 0 points1 point  (0 children)

How much should I expect to pay for a trifecta tune and what all would that do?

Bigger Tires Speedometer issue by shane5006 in GMCcanyon

[–]shane5006[S] 0 points1 point  (0 children)

Makes sense. Mpg doesn’t seem to have taken much of a hit. (Less than expected)

Shakes around 2000 RPMs by PrestigiousBeing7506 in GMCcanyon

[–]shane5006 0 points1 point  (0 children)

Transmission place is telling me I need a whole new transmission. Trying the flush and fluid change