2018 Cadillac XTS BaseFACTORY OEM SERVICE PROCEDURE

Fastener Specifications

Single Use Non-Threaded Fasteners/Components

NOTE:

All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal.Β 

Application
Power Steering Assist Motor Seal
Power Steering Gear Inlet Hose Connector Seal
Power Steering Gear Inlet Hose Seal
Power Steering Gear Outlet Hose Seal
Steering Gear Belt
Steering Gear Boot Inner Clamp
Steering Gear Bushing
Steering Gear Pipe Seal
Single Use Threaded Fastener/Component Tightening Specifications

NOTE:

All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal.Β 

Application Specification
Metric (English)
Power Steering Assist Motor Pivot Bolt 22 N.m (16 lb ft)
Steering Gear Bolt
  • First Pass:
110 N.m (81 lb ft)
  • Final Pass:
150-165 degrees
Steering Gear Housing Cover Bolt - M6 10 N.m (89 lb in)
Steering Gear Housing Cover Bolt - M8 22 N.m (16 lb ft)
Reusable Threaded Fastener Tightening Specifications

NOTE:

All fasteners listed in this table can be reused after removal.Β 

Application Specification
Metric (English)
Power Steering Fluid Cooler Bracket Bolt 9 N.m (80 lb in)
Power Steering Fluid Reservoir Bracket Bolt 9 N.m (80 lb in)
Power Steering Fluid Reservoir Inlet Hose 34 N.m (25 lb ft)
Power Steering Gear Inlet and Outlet Hose Bolt 9 N.m (80 lb in)
Power Steering Gear Inlet Hose 9 N.m (80 lb in)
Power Steering Gear Inlet Hose and Outlet Pipe Bracket Nut 9 N.m (80 lb in)
Power Steering Gear Inlet Hose Bolt 50 N.m (37 lb ft)
Power Steering Gear Inlet Hose Bracket Bolt-Bracket@Engine 58 N.m (43 lb ft)
Power Steering Gear Inlet Hose Bracket Bolt-Hose@Bracket 9 N.m (80 lb in)
Power Steering Gear Inlet Hose Connector 34 N.m (25 lb ft)
Power Steering Gear Outlet Hose 34 N.m (25 lb ft)
Power Steering Pump Bolt 22 N.m (16 lb ft)
Power Steering Pump Bracket Bolt-Long 58 N.m (43 lb ft)
Power Steering Pump Bracket Bolt-Short 22 N.m (16 lb ft)
Steering Gear Heat Shield Bolt 9 N.m (80 lb in)
Steering Gear Pipe 19 N.m (14 lb ft)
Steering Gear Pipe Retainer Bolt 12 N.m (106 lb in)
Steering Gear Wiring Harness Bracket Bolt 9 N.m (80 lb in)
Steering Linkage Inner Tie Rod 100 N.m (74 lb ft)
Steering Linkage Outer Tie Rod Nut
  • First Pass:
35 N.m (26 lb ft)
  • Final Pass:
30 - 45 degrees
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.