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 MANUALSDODGE AND RAM1999DURANGO 3.9 X, 4WDREPAIR AND DIAGNOSISBODY & FRAMEBODY, CAB CONTROL SYSTEMSBODY CONTROL COMPUTER
1999 Dodge and Ram Durango 3.9 X, 4WD
Body Control Computer
1999 Dodge and Ram Durango 3.9 X, 4WDSECTION Body Control Computer
- Symptom Identification
- Audio System
- CASS Error, Cd Error Or Radio Error
- Shorted Front Channel
- Shorted Left Channel
- Shorted Rear Channel
- Shorted Right Channel
- Any Radio Function Switch Inoperative
- External Cd Changer Inoperative
- No Sound From All Speakers
- No Sound From One Speaker
- Poor Sound Quality All Speakers
- Poor Sound Quality From One Speaker
- Remote Steering Wheel Switches Inoperative
- Chime System
- Door Ajar System
- Instrument Cluster
- Overhead Console Concerns
- Average Mph/Fuel Econ Inoperative Or Wrong (CMTC Fails To Respond To Instrument Cluster Dimming, Distance To Empty Inoperative Or Wrong, Elapsed Time Inoperative Or Wrong, Switch On CMTC Inoperative, Trip Odometer Inoperative/Wrong)
- CMTC Shows Failed
- CMTC Segments Fail To Light Up
- Incorrect Reading Beyond +/- 5
- Repairing "OC" In CMTC Display
- Repairing "SC" In CMTC Display
- Power Door Lock System
- Vehicle Theft/Security System
- Windshield Wiper System
- Verification Test VER-1A
RENDER: 1.0x
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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.