2008 Cadillac STS VFACTORY OEM SERVICE PROCEDURE

External Pages

's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle. Different variant/trim Section 1 (Engine Mechanical - 3.6L (2 Of 6)) Section 2 (Engine Controls And Fuel - 3.6L - Introduction (2 Of 2)) Section 3 (Engine Mechanical - 3.6L (1 Of 6)) Section 4 (Engine Mechanical - 4.6L (LH2) (1 Of 6)) Section 5 (Engine Controls And Fuel - 4.6L (LH2) - Introduction) Section 6 (Engine Controls And Fuel - 3.6L - Troubleshooting & Diagnosis) Section 7 (Engine Controls And Fuel - 4.6L (LH2) - Troubleshooting & Diagnosis) Section 8 (Engine Controls And Fuel - 3.6L - DTC P0008 To DTC P0193) Section 9 (Engine Controls And Fuel - 4.6L (LH2) - DTC P0010 To DTC P0315) Section 10 (Engine Controls And Fuel - 3.6L - DTC P0201 To DTC P0700) Section 11 (Engine Controls And Fuel - 4.6L (LH2) - DTC P0335 To DTC P2544) Section 12 (Engine Controls And Fuel - 3.6L - DTC P0856 To DTC P2636) Section 13 (Transfer Case - BW 4479) Section 14 (Engine Mechanical - 3.6L (3 Of 6)) Section 15 (Engine Mechanical - 4.6L (LH2) (2 Of 6)) Section 16 (Engine Mechanical - 3.6L (4 Of 6)) Section 17 (Engine Mechanical - 4.6L (LH2) (4 Of 6)) Section 18 (Engine Mechanical - 4.6L (LH2) (5 Of 6)) Section 19 (Engine Mechanical - 4.6L (LH2) (3 Of 6)) Section 20 (Engine Mechanical - 3.6L (5 Of 6)) Section 21 (Engine Mechanical - 3.6L (6 Of 6)) Section 22 (Engine Mechanical - 4.6L (LH2) (6 Of 6)) Section 23 (EGR Function Testing - General Motors Cars) Different car Section 1 (Body Front End) Section 2 (Cautions And Notices) Section 3 (General Information) Section 4 (Bumper System) Section 5 (Exterior Trim) Section 6 (Tires And Wheels) Section 7 (Wiper System & Washer System) Section 8 (Body Rear End) Section 9 (Vehicle DTC Information) Section 10 (Wiring Systems - Testing, Diagnosis & Repair) Section 11 (Computer/Integrating Systems) Section 12 (Door System, Mirror System & Window System) Section 13 (Keyless Entry System) Section 14 (Engine Exhaust System) Section 15 (Supplemental Inflatable Restraint System) Section 16 (Battery, Charging System And Starting System) Section 17 (Stationary Window System) Section 18 (Personalization Systems) Section 19 (Lighting Systems (Symptoms)) Section 20 (Programming And Setup - All Systems) Section 21 (Interior Trim) Section 22 (Lighting Systems - Introduction (2 Of 2)) Section 23 (Frame And Underbody) Section 24 (Engine Mechanical - 3.6L (1 Of 5)) Section 25 (Engine Mechanical - 4.4L (1 Of 5)) Section 26 (Front Suspension System) Section 27 (Wheel Alignment System) Section 28 (Rear Suspension System) Section 29 (Propeller Shaft And Universal Joints) Section 30 (Parking Brake System) Section 31 (Disc Brake System) Section 32 (Rear Drive Axle) Section 33 (Hydraulic Brake System) Section 34 (Horn System) Section 35 (Theft Deterrent System) Section 36 (Cellular Communication Systems) Section 37 (Instrument Panel System Displays, Gauges And Console) Section 38 (HVAC Systems - Automatic) Section 39 (Wiring Systems - Power And Ground, Inline Harness And Splice Pack Connector End Views) Section 40 (Engine Control System - 4.6L (LH2) - Introduction (2 Of 2)) Section 41 (Engine Control System - 4.4L - Introduction (2 Of 2)) Section 42 (Engine Control System - 3.6L - Introduction (2 Of 2)) Section 43 (Engine Mechanical - 4.6L (LH2) - 1 Of 5) Section 44 (Engine Mechanical - 3.6L (2 Of 5)) Section 45 (Antilock Brake System With Traction Control System & Stability Control System) Section 46 (Seat System) Section 47 (Steering Wheel & Steering Column) Section 48 (Engine Cooling System) Section 49 (Engine Control System - 4.6L (LH2) - Troubleshooting & Diagnosis) Section 50 (Engine Control System - 4.4L - Troubleshooting & Diagnosis) Section 51 (Seat Belt System) Section 52 (Entertainment Systems) Section 53 (Cruise Control System) Section 54 (Tire Pressure Monitoring System) Section 55 (Maintenance And Lubrication) Section 56 (Variable Effort Steering System) Section 57 (Suspension General Diagnosis) Section 58 (Automatic Transmission - 5L40-E/5L50-E - Introduction (2 Of 2)) Section 59 (Shift Lock Control System) Section 60 (Lighting Systems - DTC B1010 To DTC P0573) Section 61 (Lighting Systems - Introduction (1 Of 2)) Section 62 (Wiring Systems - Component Views) Section 63 (Power Roof System) Section 64 (Navigation Systems) Section 65 (Suspension Control System - Suspension Leveling) Section 66 (Accessory Power Socket) Section 67 (Suspension Control System - Suspension Damping) Section 68 (Garage Door Opener) Section 69 (Object Detection System) Section 70 (Automatic Transmission - 6L80E) Section 71 (Power Steering System) Section 72 (Wheel Drive Shafts) Section 73 (Engine Mechanical - 3.6L - Introduction) Section 74 (Engine Mechanical - 4.6L (LH2) - Introduction) Section 75 (Automatic Transmission - 5L40-E/5L50-E - Introduction (1 Of 2)) Section 76 (Engine Control System - 3.6L - Troubleshooting & Diagnosis) Section 77 (Engine Control System - 3.6L - DTC P0008 To P0128) Section 78 (Engine Control System - 4.6L (LH2) - DTC P0010 To P0153) Section 79 (Engine Control System - 4.4L - DTC P0010 To P0175) Section 80 (Automatic Transmission - 5L40-E/5L50-E - DTC P0115 To DTC P0815) Section 81 (Engine Control System - 3.6L - DTC P0130 To P0391) Section 82 (Engine Control System - 4.6L (LH2) - DTC P0135 To P0391) Section 83 (Engine Control System - 4.4L - DTC P0196 To P0496) Section 84 (Engine Control System - 3.6L - DTC P0342 To P0690) Section 85 (Engine Control System - 4.6L (LH2) - DTC P0420 To P0689) Section 86 (Engine Control System - 4.4L - DTC P0506 To P2544) Section 87 (Engine Control System - 4.6L (LH2) - DTC P0690 To P2135) Section 88 (Engine Control System - 3.6L - DTC P0700 To P2179) Section 89 (Automatic Transmission - 5L40-E/5L50-E - DTC P0816 To DTC P2637) Section 90 (Engine Control System - 4.6L (LH2) - DTC P2138 To P2636) Section 91 (Engine Control System - 3.6L - DTC P2178 To U0423) Section 92 (Automatic Transmission - 5L40-E/5L50-E - DTC P2763 To DTC P2764) Section 93 (Vibration Symptoms Diagnosis And Correction) Section 94 (Front Drive Axle) Section 95 (Drive Axle - Locking/Limited Slip) Section 96 (Transfer Case - BW 4479 - Service & Troubleshooting) Section 97 (Engine Mechanical - 4.4L - Introduction) Section 98 (Automatic Transmission - 5L40-E/5L50-E - Service, Diagnosis & Troubleshooting) Section 99 (Engine Mechanical - 3.6L (3 Of 5)) Section 100 (Engine Mechanical - 4.6L (LH2) - 2 Of 5) Section 101 (Engine Mechanical - 3.6L (4 Of 5)) Section 102 (Heating, Ventilation And Air Conditioning) Section 103 (Engine Mechanical - 3.6L (5 Of 5)) Section 104 (Engine Mechanical - 4.4L (3 Of 5)) Section 105 (Engine Mechanical - 4.4L (2 Of 5)) Section 106 (Engine Mechanical - 4.4L (4 Of 5)) Section 107 (Engine Mechanical - 4.4L (5 Of 5)) Section 108 (Engine Mechanical - 4.6L (LH2) - 3 Of 5) Section 109 (Engine Mechanical - 4.6L (LH2) - 4 Of 5) Section 110 (Engine Mechanical - 4.6L (LH2) - 5 Of 5) Section 111 (Engine Control System - 3.6L - Introduction (1 Of 2)) Section 112 (Engine Control System - 4.4L - Introduction (1 Of 2)) Section 113 (Engine Control System - 4.6L (LH2) - Introduction (1 Of 2)) Section 114 (Floor Coverings And HEADLININGS) Section 115 (Warnings And Cautions) Section 116 (Seat Hardware, Seat Trim, And Upholstery) Section 117 (Instrument Panel Trim And Console Trim) Section 118 (Interior Trim And Paneling) Section 119 (Supplemental Inflatable Restraint System) Section 120 (Lighting Systems - Introduction (2 Of 2)) Section 121 (Exterior Trim) Section 122 (Fixed & MOVEABLE Window Systems) Section 123 (Bumpers And Fascia) Section 124 (

Factory Service Tools

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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.

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