NUMBER: 21-021-16 GROUP: Transmission and Transfer Case DATE: June 04, 2016 THIS BULLETIN SUPERSEDES SERVICE BULLETIN 21-030-15 REV. A, DATED SEPTEMBER 02, 2015 WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE UPDATED SYMPTOM/CONDITION, DIAGNOSTIC TROUBLE CODES (DTCs) AND LABOR OP. FOR HELP WITH USING wiTECH FOR ECU FLASH … Read more
NUMBER: 21-001-18 GROUP: 21 – Transmission and Transfer Case DATE: January 4, 2018 THIS BULLETIN SUPERSEDES SERVICE BULLETIN 21-019-17 REV. A, DATED SEPTEMBER 09, 2017. WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE MARKED WITH **ASTERISKS** AND INCLUDE ASSIGNING THE BULLETIN A NEW RRT NUMBER AND LOPS. THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID … Read more
NUMBER: 21-016-15 REV. B GROUP: Transmission and Transfer Case DATE: October 06, 2015 THIS BULLETIN SUPERSEDES SERVICE BULLETIN 21-016-15 REV. A, DATED MAY 22, 2015, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES REMOVAL OF THE BUILT ON OR BEFORE DATE, ADDITIONAL DTC’s, ADDITIONAL REPAIR PROCEDURE STEPS AND LOP. … Read more
NUMBER: 18-012-16 GROUP: Vehicle Performance DATE: February 11, 2016 THIS BULLETIN SUPERSEDES SERVICE BULLETIN 18-094-15, DATED NOVEMBER 25, 2015, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE ADDITIONAL RELATED LOPS. HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS AVAILABLE BY SELECTING “HELP” THEN “HELP CONTENTS” … Read more