This bulletin applies to 2015-2019 Cadillac Escalade vehicles. Some owners may comment about a no-crank or a start followed by an immediate stall. The SES MIL may not be on when the ignition is in the Run position. Any of the following DTCs may be set: B1370, B1325, P0650, P263A, P263B, P0513, P129D, P2535, and/or P0262B.

This bulletin applies to 2018 Chevy Corvette vehicles equipped with a 6.2L LT1 or LT4 engine. The vehicle may have an SES lamp on accompanied by any of the following DTCs: P06DA, P06DB, P06DC, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089, and/or P2230.