Diagnostic Tips

Intermittent No Start And/Or Instrument Cluster 4WD Indicator Lamp Illuminated – 2014-2016 Jeep Cherokee

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2016 Jeep Cherokee

NUMBER: 08-120-15 GROUP: Electrical DATE: December 05, 2015   THE wiTECH SOFTWARE IS REQUIRED TO BE AT THE LATEST RELEASE BEFORE PERFORMING THIS PROCEDURE.   SUBJECT: Intermittent No Start And/Or Instrument Cluster 4WD Indicator Lamp Illuminated   OVERVIEW: This bulletin involves inspecting the wire harness for chafing and repairing or replacing the harness as necessary.   MODELS: 2014 … Read more

Flash: Diagnostic And System Improvements – 2016 Jeep Cherokee

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2016 Jeep Cherokee

NUMBER: 18-002-16 REV. D GROUP: Vehicle Performance DATE: December 23, 2016   THIS BULLETIN SUPERSEDES SERVICE BULLETIN 18-002-16 REV. C, DATED MAY 26, 2016, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES AN ADDITIONAL DIAGNOSTIC TROUBLE CODE (DTC), SOFTWARE ENHANCEMENT AND LOP. FOR HELP WITH USING wiTECH FOR ECU FLASH REPROGRAMMING, CLICK … Read more

Flash: Powertrain Diagnostic and System Improvements – 2016 FIAT 500L

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2016 Fiat 500L

NUMBER: 18-019-18 REV. A GROUP: 18 – Vehicle Performance DATE: March 27, 2018   THIS BULLETIN SUPERSEDES SERVICE BULLETIN 18-019-18, DATED MARCH 02, 2018, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE ADDITIONAL SOFTWARE ENHANCEMENT TO THE P1D7F-00 DIAGNOSTIC TROUBLE CODE (DTC) AND LOP. FOR HELP WITH USING wiTECH FOR ECU FLASH … Read more

Flash: 3.6L Powertrain Diagnostic And System Enhancements – 2012 Dodge Caravan & Chrysler Town And Country

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2012 Dodge Caravan

NUMBER: 18-104-15 GROUP: Vehicle Performance DATE: December 12, 2015   THIS BULLETIN SUPERSEDES SERVICE BULLETINS 21-008-12, DATED MARCH 23, 2012 AND SERVICE BULLETIN 18-021-12, DATED JULY 26, 2012 WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE UPDATED DTC LIST, SYMPTOM/CONDITION, DIAGNOSIS, REPAIR PROCEDURE AND LABOR OP, COMBINING TWO PREVIOUS BULLETINS. THIS SERVICE BULLETIN IS … Read more

Flash: 6.4L Powertrain Diagnostic And System Enhancements – 2012 Chrysler 300 & Dodge Charger

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2012 Dodge Charger

NUMBER: 18-102-15 GROUP: Vehicle Performance DATE: December 09, 2015   THIS BULLETIN SUPERSEDES SERVICE BULLETIN 18-020-13 DATED MAY 02, 2013, WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES UPDATED BUILD DATES, SYMPTOM CONDITION AND LABOR OPERATION. HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS AVAILABLE BY SELECTING “HELP” THEN … Read more