2007 chevrolet silverado.what would cause the engine light to stay on and reduced engine power code

Question

What would make the engine light stay on and reduced engine  power with no throttle response

Answer 1

Reduce engine power can  from a variety of reason, It can come from a failed TPS sensor to a failed APP sensor, these would create a reduce power, Gather a code that is set, this will help locate the reason for the reduce power mode.