Electronic throttle controls have become ubiquitous on new vehicles. The days of the simple throttle cable are going away. Follow this Real Fix to see how a Chevrolet Cruze with an erratic throttle and a code P2135 was diagnosed and the problem that was found and corrected.
Mechanics hate it when they fix a vehicle for one problem and a new unrelated one shows up. SureTrack community member SpidellChris had a Ford Econoline in their shop that they replaced the transmission and fuel tank and after putting it back together had a throttle issue. They posed the question to the community, and with the help of fellow community member Ericsautomotive and others, they were able to resolve the issue quickly.