Question

2007 Chevrolet Equinox 3400 with engine code P2101 and the engine runs rough, what to do?

Answer 1

The engine code P2101 indicates a problem with the Throttle Actuator, which is part of the Throttle Body. You could start by cleaning the throttle body, but if the problem continues you must replace the Throttle Body to fix the problem.

P2101 Chevrolet Code - Throttle Actuator Position Performance
Read more: https://www.autocodes.com/p2101_chevrolet.html