This service vme pertains to 2001 yukon denali and yukon xl denali model trucks built and designed with michelin cross terrain P26570r17 road tires with the spare of a P26575r16 dimension. *tt
Related OBD-II Error Codes
Vehicles impacted by this bulletin may show the following OBD DTC.
P2657 [1] A Rocker Arm Actuator System Stuck On Bank 2