0
A-3233
ARNOTT NEW REAR AIR SPRING
FOR 2013-2019 CADILLAC XTS (EPSILON II) W/W-OUT AWD
The air suspension system is under pressure (up to 10 bar, or 150 lbf/in). Verify pressure has been relieved and disconnect power to the air suspension system prior to disassembly. Do not allow dirt or grease to enter the system. Always wear standard hand, ear, and eye protection when servicing the air suspension system.
Reading this manual signifies your agreement to the terms of the general release, waiver of liability, and hold harmless agreement, the full text of which is available at
Not to be stored below 5°F (-15°C) or above 122°F (50°C).
Avoid damage to air lines and cables.
Removal and installation is only to be performed by fully qualified personnel.
Use car manufacturer’s diagnostic software.
Damage to the vehicle and air suspension system can be incurred if work is carried out in a manner other than specified
in the instructions or in a different sequence.
To avoid the possibility of short circuits while working with electric components consult your owner's manual on how to
disconnect your battery.
Consult your vehicle owner's manual, service manual, or car dealer for the correct jacking points on your vehicle and for
additional care, safety and maintenance instructions. Under no circumstances should any work be completed underneath
the vehicle if it is not adequately supported, as serious injuries and death can occur.
This vehicle contains a “Closed Air Supply System”. Replacement of components requires proper adherence to
procedures set forth within OE servicing literature. Failure to comply with the OE prescribed procedures can result
in component damage and/or failure.
2. Deflate applicable air spring via the valve block. (FIGURE 1)
3. Remove applicable rear wheel. (FIGURE 2)
4. Unclip both sides of air spring top and pull downward. (FIGURE 3)
5. Remove air line from the air spring. (FIGURE 4)
6. Remove air spring from vehicle. (FIGURE 5)
7. Remove old air fitting from air line on air spring side only. Use the graphics below as an example.
Prior to inserting the existing air line into the new air fitting you will need to remove the old original equipment air line fitting.
Scratches and/or deep cuts in the air line can result in possible leaks. Inspect the air line before insertion. Air line needs to be replaced if damaged.
Tighten all nuts and bolts to manufacturer's specifications during the installation process.
1. Pull out the white shipping pin from the air fitting on the Arnott air spring.
2. Install new Arnott air spring into vehicle. (FIGURE 6)
3. Push air line into fitting on new Arnott spring until it is firmly seated. (FIGURE 7)
4. Secure both clips on top of air spring, ensuring guide pin is in proper position. (FIGURES 8, 9)
5. Reinstall air line into valve block. Tighten to manufacturer’s specification. (FIGURE 10)
6. Reinstall the applicable rear wheel.
7. Inflate air spring per manufacturer’s specifications.
9. Installation complete.