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.
2017 Cadillac XTS BaseFACTORY OEM SERVICE PROCEDURE
Installation Procedure
- Install a NEW the fuel pump O-ring.
- Carefully lower the fuel pump module (1) while guiding the fuel tank crossover pipe (2) into the fuel tank (3).
- Use the CH-45722 fuel sender lock ring wrench (1), to install the fuel sender lock ring (2).
- Connect the fuel tank module harness connectors.
- Connect the fuel feed pipe (2) to the fuel pump module. Refer to Plastic Collar Quick Connect Fitting Service .
- Install the fuel sender assembly to the fuel tank. Refer to Fuel Sender Assembly Replacement (AWD) .
- Install the fuel tank. Refer to Fuel Tank Replacement (AWD) .
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.