P2565 GMC -

Question

The truck runs fine, but check engine light comes on then goes off trying to determine what needs to be repaired. When you pull the code it is a P 2565.

Answer 1

P2565 Turbo charger boost control sensor circuit high voltage

The turbo charger boost control sensor P2565 is referring to the vane position sensor, GMC has a TSB for this condition there is a improvement vane position sensor. TSB bulletin # 10-06-04-014.