Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2024GRAND CHEROKEE ALTITUDE X, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESBODY CONTROL MODULE (BCM) - DTCS B170B-11 TO B1834-11
2024 Jeep Grand Cherokee Altitude X, RWD
Body Control Module (BCM) - DTCS B170B-11 To B1834-11
2024 Jeep Grand Cherokee Altitude X, RWDSECTION Body Control Module (BCM) - DTCS B170B-11 To B1834-11
- DTC Troubleshooting
- B170B-11-Right Reverse Lamp Control-Circuit Short To Ground
- B170B-15-Right Reverse Lamp Control-Circuit Short To Battery Or Open
- B1727-11 - Vanity Lamp Control - Circuit Short To Ground
- B1734-2A - Front Left Reading Lamp - Stuck
- B1735-2A - Front Right Reading Lamp - Stuck
- B1738-11 - Interior Lamp Control - Circuit Short To Ground
- B178E-11-Headlamp Switch Input-Circuit Short To Ground
- B178E-15-Headlamp Switch Input-Circuit Short To Battery Or Open
- B17A0-2A-Rear Fog Lamp Switch Circuit Stuck-Stuck
- B17FF-11-Ambient Cabin Light Dimmer Switch-Circuit Short To Ground
- B17FF-15-Ambient Cabin Light Dimmer Switch-Circuit Short To Battery Or Open
- B180F-11- Driver Door Ajar-Circuit Short To Ground
- B180F-15-Driver Door Ajar-Circuit Short To Battery Or Open
- B181F-00 - Hood Ajar Input Circuit Low
- B1820-00 - Hood Ajar Input Circuit High
- B182C-11-All Door Lock Control-Circuit Short To Ground
- B182C-15 - All Door Lock Control - Circuit Short To Battery Or Open
- B1834-11-Driver Door Unlock Control-Circuit Short To Ground
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.