Chassis ECM Communication VIN E 4th Digit Onstar Fits 07-10 SAAB 9-5 137106
DTS 06-08 Communication; (OnStar, opt UE1). EQUINOX 07-08 Communication; (OnStar, opt UE1). IMPALA 07-08 Communication; (OnStar, opt UE1), (LH rear wheel well). LUCERNE 06-08 Communication; (OnStar, opt UE1), (behind RH quarter trim).