Flash: 3.0L Powertrain Diagnostic And System Enhancements
Jeep technical service bulletin 18-074-14 for 2015 Jeep Grand Cherokee.
- Bulletin number
- 18-074-14
- Component
- Electrical system: software
- Summary
- Flash: 3.0L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following software is being released to improve A/C compressor relay duty cycle operation to prevent ignition off battery draw.
Owners of these vehicles have filed 139 complaints in the electrical category.
Vehicles covered
- Jeep Grand Cherokee 2015 2015
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