Flash: 8HP70 Transmission Shift Enhancements – 2014 Jeep Grand Cherokee & Dodge Durango

NUMBER: 21-003-15 GROUP: Transmission and Transfer Case DATE: January 24, 2015   THIS BULLETIN SUPERSEDES SERVICE BULLETIN 21-002-14, AND 21-004-14 DATED FEBRUARY 14, 2014 WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE ADDITIONAL SYSTEM IMPROVEMENTS AND LABOR OPS. HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU …

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