Sierra 2500 Denali 4WD V8-6.0L (2011): Powertrain Management

Also for this vehicle: Sierra 2500 4WD V8-6.0L (2008), Sierra 2500 4WD V8-6.0L VIN U (2004), Sierra 2500 4WD V8-6.6L DSL Turbo (2007), Sierra 2500 4WD V8-6.6L DSL Turbo VIN 2 (2004), Sierra 2500 4WD V8-8.1L VIN G (2006).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

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01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
- Relays and Modules - Powertrain Management40 pages
  - Relays and Modules - Computers and Control Systems20 pages
    Body Control Module › Component Information6 pages
    Technical Service Bulletins2 pages
    Customer Interest for Body Control Module: › 07-08-42-006E › Nov › 10 › Instruments - Bulb Outage Detection Restoration
    All Technical Service Bulletins for Body Control Module: › 07-08-42-006E › Nov › 10 › Instruments - Bulb Outage Detection Restoration
    Service and Repair › Auxiliary Body Control Module Replacement2 3 4
    Engine Control Module › Component Information › Technical Service Bulletins › Engine Controls - Aftermarket Accessory Usage2 3 4 5 6
    Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5 6 7 8
  - Relays and Modules - Fuel Delivery and Air Induction19 pages
    Fuel Pressure Control Module › Component Information › Diagrams2
    Fuel Pump Relay › Component Information › Locations › Fuse Block - Underhood2 3 4 5 6 7 8 9
    Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5 6 7 8
  - Relays and Modules - Ignition System › Ignition Control Module › Component Information › Diagrams
- Sensors and Switches - Powertrain Management188 pages
  - Sensors and Switches - Computers and Control Systems151 pages
    Absolute Pressure Sensor › Component Information › Service and Repair
    Accelerator Pedal Position Sensor › Component Information › Locations2 3 4
    Air Flow Meter/Sensor › Component Information › Locations2 3 4
    Battery Current Sensor › Component Information › Diagrams2 3
    Camshaft Position Sensor › Component Information9 pages
    Locations2 3 4 5 6 7
    Service and Repair › Camshaft Position Sensor Replacement (With Actuator)2
    Clutch Switch, ECM › Component Information › Diagrams
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Diagrams2 3
    Crankshaft Position Sensor › Component Information › Diagrams2 3 4 5 6
    Fuel Level Sensor › Component Information › Service and Repair › Fuel Level Sensor Replacement (15 Ext/Crew Cab With 26 gal Tank)2 3 4 5 6 7 8 9 10 11
    Fuel Tank Pressure Sensor › Component Information9 pages
    Diagrams
    Service and Repair › Fuel Tank Pressure Sensor Replacement (15 Reg Cab With 26 Gal Tank)2 3 4 5 6 7 8
    Intake Air Temperature Sensor › Component Information › Service and Repair
    Knock Sensor › Component Information6 pages
    Diagrams2
    Service and Repair › Knock Sensor 1 Replacement2 3 4
    Manifold Pressure/Vacuum Sensor › Component Information › Diagrams2 3 4 5
    Oil Pressure Sensor › Component Information › Diagrams2 3 4 5 6
    Oxygen Sensor › Component Information55 pages
    Locations2 3 4 5 6 7
    Service Precautions › Excessive Force and Oxygen Sensor Caution2 3 4
    Service and Repair › Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (2500 Series - Cab/Chassis)2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…44
    Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Diagrams
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6
    Vehicle Speed Sensor › Component Information20 pages
    Locations2 3
    Testing and Inspection › Tremec 5-Speed (MQ7) - Manual Transmission2 3 4
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6 7 8 9 10 11 12 13
  - Sensors and Switches - Fuel Delivery and Air Induction12 pages
    Accelerator Pedal Position Sensor › Component Information › Locations2 3 4
    Air Flow Meter/Sensor › Component Information › Locations2 3 4
    Fuel Pressure Sensor/Switch › Component Information › Diagrams2 3 4
  - Sensors and Switches - Ignition System25 pages
    Camshaft Position Sensor › Component Information9 pages
    Locations2 3 4 5 6 7
    Service and Repair › Camshaft Position Sensor Replacement (With Actuator)2
    Crankshaft Position Sensor › Component Information › Diagrams2 3 4 5 6
    Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair › Ignition Lock Cylinder Case Replacement2 3 4
    Knock Sensor › Component Information6 pages
    Diagrams2
    Service and Repair › Knock Sensor 1 Replacement2 3 4
- Tune-up and Engine Performance Checks24 pages
- Computers and Control Systems565 pages
  - Absolute Pressure Sensor › Component Information › Service and Repair
  - Accelerator Pedal Position Sensor › Component Information › Locations2 3 4
  - Air Flow Meter/Sensor › Component Information › Locations2 3 4
  - Intake Air Temperature Sensor › Component Information › Service and Repair
  - Battery Current Sensor › Component Information › Diagrams2 3
  - Body Control Module › Component Information6 pages
    Technical Service Bulletins2 pages
    Customer Interest for Body Control Module: › 07-08-42-006E › Nov › 10 › Instruments - Bulb Outage Detection Restoration
    All Technical Service Bulletins for Body Control Module: › 07-08-42-006E › Nov › 10 › Instruments - Bulb Outage Detection Restoration
    Service and Repair › Auxiliary Body Control Module Replacement2 3 4
  - Camshaft Position Sensor › Component Information9 pages
    Locations2 3 4 5 6 7
    Service and Repair › Camshaft Position Sensor Replacement (With Actuator)2
  - Clutch Switch, ECM › Component Information › Diagrams
  - Coolant Temperature Sensor/Switch (For Computer) › Component Information › Diagrams2 3
  - Crankshaft Position Sensor › Component Information › Diagrams2 3 4 5 6
  - Data Link Connector › Component Information › Diagrams2
  - Electronic Throttle Actuator › Component Information › Description and Operation2
  - Engine Control Module › Component Information › Technical Service Bulletins › Engine Controls - Aftermarket Accessory Usage2 3 4 5 6
  - Fuel Level Sensor › Component Information › Service and Repair › Fuel Level Sensor Replacement (15 Ext/Crew Cab With 26 gal Tank)2 3 4 5 6 7 8 9 10 11
  - Fuel Tank Pressure Sensor › Component Information9 pages
    Diagrams
    Service and Repair › Fuel Tank Pressure Sensor Replacement (15 Reg Cab With 26 Gal Tank)2 3 4 5 6 7 8
  - Information Bus › Component Information211 pages
    Specifications
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…195
    Testing and Inspection › Initial Inspection and Diagnostic Overview2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Knock Sensor › Component Information6 pages
    Diagrams2
    Service and Repair › Knock Sensor 1 Replacement2 3 4
  - Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5 6 7 8
  - Malfunction Indicator Lamp › Component Information › Testing and Inspection2
  - Manifold Pressure/Vacuum Sensor › Component Information › Diagrams2 3 4 5
  - Oil Pressure Sensor › Component Information › Diagrams2 3 4 5 6
  - Oxygen Sensor › Component Information55 pages
    Locations2 3 4 5 6 7
    Service Precautions › Excessive Force and Oxygen Sensor Caution2 3 4
    Service and Repair › Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (2500 Series - Cab/Chassis)2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…44
  - Relays and Modules - Computers and Control Systems22 pages
    Body Control Module › Component Information8 pages
    Technical Service Bulletins4 pages
    Customer Interest: › 07-08-42-006E › Nov › 10 › Instruments - Bulb Outage Detection Restoration
    All Technical Service Bulletins: › 07-08-42-006E › Nov › 10 › Instruments - Bulb Outage Detection Restoration
    All Other Service Bulletins for Body Control Module: › 08-08-67-006B › Apr › 11 › Body - Headliner Wet/Water Leak Into Cab Past Sunroof2
    All Other Service Bulletins for Body Control Module: › 08-08-67-006B › Apr › 11 › Body - Headliner Wet/Water Leak Into Cab Past Sunroof
    Service and Repair › Auxiliary Body Control Module Replacement2 3 4
    Engine Control Module › Component Information › Technical Service Bulletins › Engine Controls - Aftermarket Accessory Usage2 3 4 5 6
    Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5 6 7 8
  - Sensors and Switches - Computers and Control Systems151 pages
    Absolute Pressure Sensor › Component Information › Service and Repair
    Accelerator Pedal Position Sensor › Component Information › Locations2 3 4
    Air Flow Meter/Sensor › Component Information › Locations2 3 4
    Battery Current Sensor › Component Information › Diagrams2 3
    Camshaft Position Sensor › Component Information9 pages
    Locations2 3 4 5 6 7
    Service and Repair › Camshaft Position Sensor Replacement (With Actuator)2
    Clutch Switch, ECM › Component Information › Diagrams
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Diagrams2 3
    Crankshaft Position Sensor › Component Information › Diagrams2 3 4 5 6
    Fuel Level Sensor › Component Information › Service and Repair › Fuel Level Sensor Replacement (15 Ext/Crew Cab With 26 gal Tank)2 3 4 5 6 7 8 9 10 11
    Fuel Tank Pressure Sensor › Component Information9 pages
    Diagrams
    Service and Repair › Fuel Tank Pressure Sensor Replacement (15 Reg Cab With 26 Gal Tank)2 3 4 5 6 7 8
    Intake Air Temperature Sensor › Component Information › Service and Repair
    Knock Sensor › Component Information6 pages
    Diagrams2
    Service and Repair › Knock Sensor 1 Replacement2 3 4
    Manifold Pressure/Vacuum Sensor › Component Information › Diagrams2 3 4 5
    Oil Pressure Sensor › Component Information › Diagrams2 3 4 5 6
    Oxygen Sensor › Component Information55 pages
    Locations2 3 4 5 6 7
    Service Precautions › Excessive Force and Oxygen Sensor Caution2 3 4
    Service and Repair › Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (2500 Series - Cab/Chassis)2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…44
    Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Diagrams
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6
    Vehicle Speed Sensor › Component Information20 pages
    Locations2 3
    Testing and Inspection › Tremec 5-Speed (MQ7) - Manual Transmission2 3 4
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6 7 8 9 10 11 12 13
  - Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Diagrams
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6
  - Valve Deactivation Solenoid › Component Information › Diagrams2 3
  - Variable Valve Timing Actuator › Component Information › Description and Operation
  - Vehicle Speed Sensor › Component Information20 pages
    Locations2 3
    Testing and Inspection › Tremec 5-Speed (MQ7) - Manual Transmission2 3 4
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6 7 8 9 10 11 12 13
- Emission Control Systems113 pages
  - Catalytic Converter › Component Information45 pages
    Service Precautions
    Service and Repair › Catalytic Converter Replacement (Gen IV Engines with Exhaust Clamp)2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…44
  - Continuous Trap Oxidizer, Diesel Emissions › Component Information › Service and Repair › Exhaust Particulate Filter Replacement (03 Series)2 3 4 5 6
  - Evaporative Emissions System59 pages
    Canister Purge Solenoid › Component Information › Diagrams2 3 4
    Evaporative Emission Control Canister › Canister Vent Valve › Component Information6 pages
    Diagrams
    Service and Repair › Evaporative Emission Canister Vent Solenoid Valve Replacement (Rear of Tank)2 3 4 5
    Evaporative Emissions Hose › Component Information › Service and Repair › Evaporative Emission Line Replacement - Engine2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…49
  - Positive Crankcase Ventilation › PCV Valve Hose › Component Information › Service and Repair2 3
- Fuel Delivery and Air Induction224 pages
  - Fuel Pressure › System Information5 pages
    Service Precautions
    System Diagnosis › Fuel System Diagnosis (FPCM)2 3 4
  - Fuel Pressure Release › System Information › Service and Repair › Fuel Pressure Relief (CH-48027)2 3
  - Idle Speed › System Information › System Diagnosis
  - Accelerator Pedal › Component Information › Service and Repair › Accelerator Pedal with Position Sensor Assembly Replacement2 3 4 5 6
  - Accelerator Pedal Position Sensor › Component Information › Locations2 3 4
  - Air Cleaner Housing3 pages
    Air Cleaner Fresh Air Duct/Hose › Component Information › Service and Repair2
    Air Filter Element › Component Information › Service and Repair
  - Air Flow Meter/Sensor › Component Information › Locations2 3 4
  - Fuel › Component Information8 pages
    Technical Service Bulletins › Fuel - GM's Position on Use of E 15 in 2007 Newer M.Y.2 3 4
    Testing and Inspection › Alcohol/Contaminants-in-Fuel Diagnosis (Without Special Tool)2 3 4
  - Fuel Filter › Fuel Pressure Release › System Information › Service and Repair › Fuel Pressure Relief (CH-48027)2 3
  - Fuel Injector › Component Information20 pages
    Specifications › Electrical Specifications2
    Testing and Inspection › Fuel Injector Diagnosis (CH 47976)2 3 4 5
    Service and Repair › Procedures2 3 4 5 6 7 8 9 10 11 12 13
  - Fuel Line Coupler › Component Information › Service and Repair › Metal Collar Quick Connect Fitting Service2 3 4 5 6 7
  - Fuel Pressure Control Module › Component Information › Diagrams2
  - Fuel Pressure Sensor/Switch › Component Information › Diagrams2 3 4
  - Fuel Pump14 pages
    Fuel Pressure › System Information5 pages
    Service Precautions
    System Diagnosis › Fuel System Diagnosis (FPCM)2 3 4
    Fuel Pump Relay › Component Information › Locations › Fuse Block - Underhood2 3 4 5 6 7 8 9
  - Fuel Rail › Component Information › Service and Repair2 3 4 5 6 7 8 9 10 11
  - Fuel Supply Line › Component Information › Service and Repair › Fuel Feed and Evaporative Emission Hose Replacement (Front)2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…40
  - Fuel Tank43 pages
    Fuel Filler Hose › Component Information › Service and Repair › Fuel Tank Filler Pipe Replacement (15 Reg/Ext/Crew Cab w/34 Gal Tank)2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…41
    Fuel Filler Neck › Component Information › Service and Repair
    Fuel Tank Shield › Component Information › Service and Repair
  - Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5 6 7 8
  - Relays and Modules - Fuel Delivery and Air Induction19 pages
    Fuel Pressure Control Module › Component Information › Diagrams2
    Fuel Pump Relay › Component Information › Locations › Fuse Block - Underhood2 3 4 5 6 7 8 9
    Main Relay (Computer/Fuel System) › Component Information › Locations2 3 4 5 6 7 8
  - Sensors and Switches - Fuel Delivery and Air Induction12 pages
    Accelerator Pedal Position Sensor › Component Information › Locations2 3 4
    Air Flow Meter/Sensor › Component Information › Locations2 3 4
    Fuel Pressure Sensor/Switch › Component Information › Diagrams2 3 4
  - Throttle Body › Component Information6 pages
    Diagrams2
    Service and Repair › Procedures2 3 4
  - Turbocharger › Intercooler › Component Information › Service Precautions
- Ignition System71 pages
  - Firing Order › Component Information › Specifications
  - Camshaft Position Sensor › Component Information9 pages
    Locations2 3 4 5 6 7
    Service and Repair › Camshaft Position Sensor Replacement (With Actuator)2
  - Crankshaft Position Sensor › Component Information › Diagrams2 3 4 5 6
  - Ignition Cable › Component Information › Testing and Inspection2 3
  - Ignition Coil › Component Information › Diagrams2 3 4 5 6 7 8 9 10 11 12 13
  - Ignition Control Module › Component Information › Diagrams
  - Knock Sensor › Component Information6 pages
    Diagrams2
    Service and Repair › Knock Sensor 1 Replacement2 3 4
  - Relays and Modules - Ignition System › Ignition Control Module › Component Information › Diagrams
  - Sensors and Switches - Ignition System25 pages
    Camshaft Position Sensor › Component Information9 pages
    Locations2 3 4 5 6 7
    Service and Repair › Camshaft Position Sensor Replacement (With Actuator)2
    Crankshaft Position Sensor › Component Information › Diagrams2 3 4 5 6
    Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair › Ignition Lock Cylinder Case Replacement2 3 4
    Knock Sensor › Component Information6 pages
    Diagrams2
    Service and Repair › Knock Sensor 1 Replacement2 3 4
  - Spark Plug › Component Information › Specifications2 3 4 5 6
- Transmission Control Systems89 pages
  - Actuators and Solenoids - Transmission and Drivetrain40 pages
    Actuators and Solenoids - A/T33 pages
    Pressure Regulating Solenoid, A/T › Component Information › Diagrams2 3 4 5
    Shift Interlock Solenoid › Component Information › Service and Repair2
    Shift Solenoid, A/T › Component Information17 pages
    Specifications › 2ML70 - Automatic Transmission2 3
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6 7 8 9 10 11 12 13 14
    Torque Converter Clutch Solenoid, A/T › Component Information › Diagrams2 3 4 5 6 7 8 9
    Actuators and Solenoids - Differential › Actuator, Differential Lock › Component Information › Service and Repair2
    Actuators and Solenoids - Transfer Case › Transfer Case Actuator › Component Information5 pages
    Diagrams2
    Service and Repair › MP 1625/1626-NQF - Transfer Case2 3
  - Relays and Modules - Transmission and Drivetrain13 pages
    Relays and Modules - A/T › Control Module, A/T › Component Information7 pages
    Locations2 3 4 5
    Service and Repair › Allison - Automatic Transmission2
    Relays and Modules - Power Take-Off › Power Take-Off Relay › Component Information › Diagrams
    Relays and Modules - Transfer Case › Control Module, Transfer Case › Component Information5 pages
    Diagrams2 3
    Service and Repair › MP 1625/1626-NQF - Transfer Case2
  - Sensors and Switches - Transmission and Drivetrain36 pages
    Sensors and Switches - A/T23 pages
    Fluid Pressure Sensor/Switch, A/T › Component Information › Specifications2 3 4
    Transmission Mode Switch, A/T › Component Information › Diagrams2
    Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Diagrams
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6
    Transmission Speed Sensor, A/T › Component Information8 pages
    Locations › Component Locations2 3 4
    Service and Repair › Allison - Automatic Transmission2 3 4
    Transmission Temperature Sensor/Switch, A/T › Component Information › Specifications2
    Sensors and Switches - M/T › Clutch Pedal Position Sensor / Switch › Component Information › Service and Repair2
    Sensors and Switches - Power Take-Off › Power Take-Off Switch › Component Information › Diagrams
    Sensors and Switches - Transfer Case10 pages
    Four Wheel Drive Selector Switch › Component Information7 pages
    Locations2 3
    Service and Repair › MP 1625/1626-NQF - Transfer Case2 3 4
    Gear Sensor/Switch, Transfer Case › Component Information › Diagrams
    Speed Sensor, Transfer Case › Component Information › Service and Repair2
- PROM - Programmable Read Only Memory › Component Information › Technical Service Bulletins › Engine/Transmission - Aftermarket Calibrations2 3 4
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections