Ram 1500/2500/3500 Owners & Service Manuals

Ram 1500/2500/3500: Description

The air suspension system is a rear leveling ride height system. The main purpose of this system is to maintain the truck's rear ride height level.

Rear Leveling Ride Height Switch

Normal Ride Height (NRH) - This is the standard position of the suspension and is meant for normal driving.

Trailer Mode (Lowers the vehicle approximately 1 in (25 mm) - This position will lower the rear suspension and provide load leveling for all loading conditions including towing a trailer. The trailer button will blink continuously until trailer height has been achieved.

The system requires that the ignition be in ON/RUN position or the engine running for all user requested changes.

After the engine is turned off, it may be noticed that the air suspension system operates briefly, this is normal. The system is correcting the position of the vehicle to ensure a proper appearance.

NOTE: If equipped with a touch screen radio all enabling/disabling of air suspension features must be done through the radio. Refer to "Uconnect Access Settings" in "Understanding Your Instrument Panel" for further information.

WARNING! The air suspension system uses a high pressure volume of air to operate the system. To avoid personal injury or damage to the system, see your authorized dealer for service.


     Air Suspension Modes

    The Air Suspension system has multiple modes to protect the system in unique situations: Tire/Jack Mode To assist with changing a spare tire, the air suspension system has a feature which allows the a


    Pushing the Trailer Mode button once, while at Normal Ride Height (NRH) will lower the vehicle to trailer level. NOTE: The LED will continuously blink until vehicle trailer level that been achieved.

     Axle Locker System - Power Wagon Models Only (If Equipped)

    This vehicle is equipped with electronically locking front and rear differentials. These differentials, when engaged, mechanically lock together the axle shafts forcing the wheels to spin at an equal


     Exhaust System

    The best protection against carbon monoxide entry into the vehicle body is a properly maintained engine exhaust system. If you notice a change in the sound of the exhaust system; or if the exhaust fumes can be detected inside the vehicle; or when the underside or rear of the vehicle is damaged; hav

     Periodic Safety Checks You Should Make Outside The Vehicle

    Tires Examine tires for excessive tread wear and uneven wear patterns. Check for stones, nails, glass, or other objects lodged in the tread or sidewall. Inspect the tread for cuts and cracks. Inspect sidewalls for cuts, cracks and bulges. Check the wheel nuts for tightness. Check the tires (includi

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