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.
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 (1 Of 5)) Section 2 (Engine Control System - 4.6L (LH2) - Introduction (2 Of 2)) Section 3 (Engine Control System - 3.6L - Introduction (2 Of 2)) Section 4 (Engine Mechanical - 4.6L (LH2) - 1 Of 5) Section 5 (Engine Mechanical - 3.6L (2 Of 5)) Section 6 (Engine Control System - 4.6L (LH2) - Troubleshooting & Diagnosis) Section 7 (Automatic Transmission - 5L40-E/5L50-E - Introduction (2 Of 2)) Section 8 (Engine Mechanical - 3.6L - Introduction) Section 9 (Engine Mechanical - 4.6L (LH2) - Introduction) Section 10 (Automatic Transmission - 5L40-E/5L50-E - Introduction (1 Of 2)) Section 11 (Engine Control System - 3.6L - Troubleshooting & Diagnosis) Section 12 (Engine Control System - 3.6L - DTC P0008 To P0128) Section 13 (Engine Control System - 4.6L (LH2) - DTC P0010 To P0153) Section 14 (Automatic Transmission - 5L40-E/5L50-E - DTC P0115 To DTC P0815) Section 15 (Engine Control System - 3.6L - DTC P0130 To P0391) Section 16 (Engine Control System - 4.6L (LH2) - DTC P0135 To P0391) Section 17 (Engine Control System - 3.6L - DTC P0342 To P0690) Section 18 (Engine Control System - 4.6L (LH2) - DTC P0420 To P0689) Section 19 (Engine Control System - 4.6L (LH2) - DTC P0690 To P2135) Section 20 (Engine Control System - 3.6L - DTC P0700 To P2179) Section 21 (Automatic Transmission - 5L40-E/5L50-E - DTC P0816 To DTC P2637) Section 22 (Engine Control System - 4.6L (LH2) - DTC P2138 To P2636) Section 23 (Engine Control System - 3.6L - DTC P2178 To U0423) Section 24 (Automatic Transmission - 5L40-E/5L50-E - DTC P2763 To DTC P2764) Section 25 (Transfer Case - BW 4479 - Service & Troubleshooting) Section 26 (Automatic Transmission - 5L40-E/5L50-E - Service, Diagnosis & Troubleshooting) Section 27 (Engine Mechanical - 3.6L (3 Of 5)) Section 28 (Engine Mechanical - 4.6L (LH2) - 2 Of 5) Section 29 (Engine Mechanical - 3.6L (4 Of 5)) Section 30 (Engine Mechanical - 3.6L (5 Of 5)) Section 31 (Engine Mechanical - 4.6L (LH2) - 3 Of 5) Section 32 (Engine Mechanical - 4.6L (LH2) - 4 Of 5) Section 33 (Engine Mechanical - 4.6L (LH2) - 5 Of 5) Section 34 (Engine Control System - 3.6L - Introduction (1 Of 2)) Section 35 (Engine Control System - 4.6L (LH2) - Introduction (1 Of 2)) Section 36 (EGR Function Testing - General Motors Cars) Different car Section 1 (Floor Coverings And HEADLININGS) Section 2 (Warnings And Cautions) Section 3 (Seat Hardware, Seat Trim, And Upholstery) Section 4 (Instrument Panel Trim And Console Trim) Section 5 (Interior Trim And Paneling) Section 6 (Supplemental Inflatable Restraint System) Section 7 (Lighting Systems - Introduction (2 Of 2)) Section 8 (Exterior Trim) Section 9 (Fixed & MOVEABLE Window Systems) Section 10 (Bumpers And Fascia) Section 11 (Cellular System, Entertainment System, And Navigation System) Section 12 (HVAC System - Automatic) Section 13 (Heating, Ventilation, And Air Conditioning) Section 14 (Parking Brake System) Section 15 (Instrument Panel System Displays And Gauges) Section 16 (Steering Wheel & Steering Column) Section 17 (Data Communication System) Section 18 (Power Door Lock System And Release Systems) Section 19 (Seat Belt System) Section 20 (Bolted Exterior Body Panels And Closures) Section 21 (Mirror System) Section 22 (Rear Suspension System) Section 23 (Frame And Underbody) Section 24 (Wiper System & Washer System) Section 25 (General Information) Section 26 (Battery, Charging System And Starting System) Section 27 (Engine Mechanical - 2.8L (LP1) (1 Of 5)) Section 28 (Engine Mechanical - 3.6L (Ly7) (1 Of 5)) Section 29 (Engine Mechanical - 6.0L) Section 30 (Tires And Wheels) Section 31 (Front Suspension System) Section 32 (Wheel Alignment System) Section 33 (Engine Exhaust System) Section 34 (Propeller Shaft) Section 35 (Disc Brake System) Section 36 (Rear Drive Axle) Section 37 (Hydraulic Brake System) Section 38 (Vehicle Diagnostic Information) Section 39 (Wiring Systems And Power Management - Troubleshooting And Service) Section 40 (Programming And Setup - All Systems) Section 41 (Wiring Systems And Power Management - Introduction) Section 42 (Horn System) Section 43 (Theft Deterrent System) Section 44 (Keyless Entry System And Remote Functions) Section 45 (Lighting Systems - DTC B2556 To DTC P0573) Section 46 (Lighting Systems - Introduction (1 Of 2)) Section 47 (Component Locations And Power, Ground And Splice Pack Connector End Views) Section 48 (Antilock Brake System, Traction Control System & Stability Control System) Section 49 (Lighting Systems (Symptoms)) Section 50 (Manual Transmission - AISIN AY6) Section 51 (Manual Transmission - TREMEC 6-Speed) Section 52 (Power Seat System) Section 53 (Engine Controls And Fuel - 2.8L - Introduction (2 Of 2)) Section 54 (Engine Controls And Fuel - 6.0L - Introduction (2 Of 2)) Section 55 (Power Steering System) Section 56 (Engine Cooling System) Section 57 (Suspension General Diagnosis) Section 58 (Wheel Drive Shafts) Section 59 (Engine Mechanical - 2.8L (LP1) - Introduction) Section 60 (Manual Transmission Clutch System) Section 61 (Engine Controls And Fuel - 3.6L (Ly7) - Introduction (2 Of 2)) Section 62 (Seat Heating System And Seat Cooling System) Section 63 (Sunroof System) Section 64 (Automatic Transmission - 5L40-E/5L50-E - Introduction (2 Of 2)) Section 65 (Immobilizer System) Section 66 (Engine Controls And Fuel - 2.8L - Troubleshooting & Diagnosis) Section 67 (Engine Controls And Fuel - 3.6L (Ly7) - Troubleshooting & Diagnosis) Section 68 (Engine Controls And Fuel - 6.0L - Troubleshooting & Diagnosis) Section 69 (Wiring Systems And Power Management - DTC B1372 To DTC B1382) Section 70 (Variable Effort Steering System) Section 71 (Tire Pressure Monitoring System) Section 72 (Engine Controls And Fuel - 2.8L - DTC P0008 To DTC P0128) Section 73 (Engine Controls And Fuel - 3.6L (Ly7) - DTC P0008 To DTC P0128) Section 74 (Engine Controls And Fuel - 6.0L - DTC P0016 To DTC P0358) Section 75 (Automatic Transmission - 5L40-E/5L50-E - DTC P0115 To DTC P0815) Section 76 (Engine Controls And Fuel - 2.8L - DTC P0130 To DTC P0341) Section 77 (Engine Controls And Fuel - 3.6L (Ly7) - DTC P0130 To DTC P0341) Section 78 (Engine Controls And Fuel - 2.8L - DTC P0342 To DTC P0700) Section 79 (Engine Controls And Fuel - 3.6L (Ly7) - DTC P0342 To DTC P0690) Section 80 (Engine Controls And Fuel - 6.0L - DTC P0420 To DTC P2138) Section 81 (Cruise Control System) Section 82 (Automatic Transmission - 5L40-E/5L50-E - DTC P0816 To DTC P2763) Section 83 (Engine Controls And Fuel - 2.8L - DTC P0864 To DTC P2180) Section 84 (Engine Controls And Fuel - 3.6L (Ly7) - DTC P0700 To DTC P2177) Section 85 (Engine Controls And Fuel - 3.6L (Ly7) - DTC P2178 To DTC P2636) Section 86 (Engine Controls And Fuel - 2.8L - DTC P2187 To DTC P2636) Section 87 (Automatic Transmission - 5L40-E/5L50-E - DTC P2764) Section 88 (Vibration Symptoms Diagnosis And Correction) Section 89 (Secondary And Configurable Customer Controls) Section 90 (Automatic Transmission - 5L40-E/5L50-E - Service, Diagnosis & Troubleshooting) Section 91 (Shift Interlock System) Section 92 (Engine Mechanical - 2.8L (LP1) (2 Of 5)) Section 93 (Engine Mechanical - 3.6L (Ly7) (2 Of 5)) Section 94 (Maintenance And Lubrication) Section 95 (Engine Controls And Fuel - 2.8L - Introduction (1 Of 2)) Section 96 (Engine Mechanical - 2.8L (LP1) (3 Of 5)) Section 97 (Engine Controls And Fuel - 3.6L (Ly7) - Introduction (1 Of 2)) Section 98 (Engine Mechanical - 3.6L (Ly7) (3 Of 5)) Section 99 (Engine Mechan
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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.
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