Ram Chassis Cab 3500 2015 User Guide
![Ram Chassis Cab 3500 2015 Truck manual cover](/images/fbfjLghnjVvVDdCClpCHTDlC/thumbs/thumb175x175.webp)
The recommended oil type for the Ram Chassis Cab 3500 2015 is SAE 15W-40 for diesel engines or SAE 5W-20 for gasoline engines. Always refer to the owner's manual for the most accurate information.
It is recommended to change the oil every 7,500 miles for gasoline engines and every 15,000 miles for diesel engines, or as indicated by the oil change indicator system.
The towing capacity of the 2015 Ram Chassis Cab 3500 varies depending on the configuration but can be up to 30,000 pounds when properly equipped.
To reset the TPMS, inflate all tires to the recommended pressure, then drive the vehicle above 15 mph for at least 10 minutes to allow the system to recalibrate.
If the check engine light comes on, check for loose gas caps or low fluid levels. If the issue persists, have the vehicle diagnosed by a professional mechanic.
To improve fuel efficiency, ensure regular maintenance, keep tires properly inflated, avoid excessive idling, and drive at moderate speeds.
The recommended transmission fluid for the 2015 Ram 3500 is ATF+4, a certified automatic transmission fluid. Always check the owner's manual for confirmation.
To engage four-wheel drive, ensure the vehicle is in the desired gear, then use the transfer case control to switch to 4WD High or 4WD Low. Refer to the manual for specific instructions.
To jump-start the Ram 3500, connect the positive cable to the positive terminal of the dead battery and the positive terminal of the booster battery. Then connect the negative cable to the negative terminal of the booster battery and a ground point on the engine block of the dead vehicle. Start the booster vehicle first, then attempt to start the dead vehicle.
To troubleshoot the AC system, first check the refrigerant level, inspect for leaks, ensure the cabin air filter is clean, and check the compressor operation. If issues persist, consult a professional technician.