Sierra 1500 4WD V8-6.0L (2007): Engine, Cooling and Exhaust

Also for this vehicle: Sierra 1500 4WD V6-4.3L (2008), Sierra 1500 4WD V8-4.8L (2007), Sierra 1500 4WD V8-4.8L VIN V (2004), Sierra 1500 4WD V8-5.3L (2008), Sierra 1500 4WD V8-5.3L VIN B (2005), Sierra 1500 4WD V8-5.3L VIN B HO (2006), Sierra 1500 4WD V8-5.3L VIN T (2004), Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005), Sierra 1500 4WD V8-6.0L Hybrid (2009), Sierra 1500 4WD V8-6.0L VIN U (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
- Engine626 pages
  - Actuators and Solenoids - Engine123 pages
    Valve Deactivation Solenoid › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…108
    Variable Valve Timing Actuator › Component Information13 pages
    Description and Operation
    Service and Repair › Camshaft Position Actuator Magnet Replacement2 3 4 5 6 7 8 9 10 11 12
    Variable Valve Timing Solenoid › Component Information › Locations2
  - Compression Check › System Information3 pages
    Specifications
    System Diagnosis › Cylinder Deactivation (Active Fuel Management) System Compression Test2
  - Camshaft, Lifters and Push Rods64 pages
    Camshaft, Engine › Component Information › Description and Operation2 3 4 5 6 7 8 9 10 11 12
    Lifter / Lash Adjuster, Valve › Component Information33 pages
    Technical Service Bulletins7 pages
    Customer Interest: › 10-06-01-007C › Feb › 11 › Engine - Valve Lifter Tick Noise At Start Up2
    All Technical Service Bulletins:3 pages
    10-06-01-007C › Feb › 11 › Engine - Valve Lifter Tick Noise At Start Up2
    08-06-01-018D › Jun › 09 › 08-06-01-018D - END OF NEED FOR INFORMATION
    All Other Service Bulletins for Lifter / Lash Adjuster: › 08-08-67-016F › Jan › 11 › Body - Roof Panel Flutters/Rattle Noise When Doors Close2
    All Other Service Bulletins for Lifter / Lash Adjuster: › 08-08-67-016F › Jan › 11 › Body - Roof Panel Flutters/Rattle Noise When Doors Close
    Service and Repair › Valve Lifter Oil Filter Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…26
    Push Rod › Component Information › Service and Repair2 3
    Rocker Arm Assembly › Component Information › Service and Repair2 3
    Variable Valve Timing Actuator › Component Information13 pages
    Description and Operation
    Service and Repair › Camshaft Position Actuator Magnet Replacement2 3 4 5 6 7 8 9 10 11 12
  - Cylinder Block Assembly53 pages
    Connecting Rod Bearing › Component Information › Specifications › Engine Mechanical Specifications (RPO L76 VIN Y)2
    Connecting Rod, Engine › Component Information4 pages
    Technical Service Bulletins › Engine - Revised Connecting Rod Bolt Torque2
    Specifications › Engine Mechanical Specifications (RPO L76 VIN Y)2
    Crankshaft Main Bearing › Component Information › Specifications › Engine Mechanical Specifications (RPO L76 VIN Y)2
    Crankshaft, Engine › Component Information › Specifications › Engine Mechanical Specifications (RPO L76 VIN Y)2
    Engine Block Heater › Component Information25 pages
    Technical Service Bulletins10 pages
    Customer Interest for Engine Block Heater: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
    All Technical Service Bulletins for Engine Block Heater: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
    Service and Repair › Coolant Heater Replacement (L76, L92)2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Harmonic Balancer - Crankshaft Pulley › Component Information › Specifications › Engine Mechanical Specifications (RPO LY6 VIN K)2
    Piston, Engine › Component Information › Specifications › Engine Mechanical Specifications (RPO L76 VIN Y)2
    Piston Pin, Engine › Component Information › Specifications
    Piston Ring, Engine › Component Information10 pages
    Technical Service Bulletins8 pages
    Customer Interest: › 10-06-01-008B › Mar › 11 › Engine - Oil Consumption On Aluminum Block Engines2 3
    All Technical Service Bulletins: › 10-06-01-008B › Mar › 11 › Engine - Oil Consumption On Aluminum Block Engines2 3
    All Other Service Bulletins for Piston Ring: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
    All Other Service Bulletins for Piston Ring: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON
    Specifications › Engine Mechanical Specifications (RPO L76 VIN Y)2
    Rear Engine Plate › Component Information › Service and Repair2 3
  - Cylinder Head Assembly32 pages
    Fuel Pressure Release › System Information › Service and Repair › Fuel Pressure Gage Installation and Removal2 3 4 5
    Rocker Arm Assembly › Component Information › Service and Repair2 3
    Valve Cover › Component Information › Service and Repair › Valve Rocker Arm Cover Replacement - Left Side2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Valve Spring › Component Information › Service Precautions2 3 4 5
    Valve, Intake/Exhaust › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Valve: › 09-06-01-006 › May › 09 › Engine Controls - Misfire, Hard Start, Multiple DTCs2
    All Technical Service Bulletins for Valve: › 09-06-01-006 › May › 09 › Engine Controls - Misfire, Hard Start, Multiple DTCs2
  - Drive Belts, Mounts, Brackets and Accessories40 pages
    Drive Belt › Component Information22 pages
    Technical Service Bulletins10 pages
    Customer Interest: › 07-01-38-010A › Oct › 09 › A/C - Compressor/Serpentine Belt Noise2
    All Technical Service Bulletins for Drive Belt:5 pages
    07-01-38-010A › Oct › 09 › A/C - Compressor/Serpentine Belt Noise2
    08-06-01-008A › Jul › 09 › Engine - Drive Belt Misalignment Diagnostics2 3
    All Other Service Bulletins for Drive Belt: › 08-06-01-008A › Jul › 09 › Engine - Drive Belt Misalignment Diagnostics2 3
    Testing and Inspection › Drive Belt Chirping, Squeal, and Whine Diagnosis2 3 4 5 6 7 8 9 10
    Service and Repair › Drive Belt Replacement - Accessory2
    Drive Belt Tensioner › Component Information5 pages
    Testing and Inspection
    Service and Repair › Drive Belt Tensioner Replacement - Accessory2 3 4
    Engine Mount › Component Information12 pages
    Testing and Inspection
    Service and Repair › Engine Mount Replacement - Left2 3 4 5 6 7 8 9 10 11
    Idler Pulley › Component Information › Service and Repair
  - Engine Lubrication91 pages
    Engine Oil Pressure › Component Information › Specifications › Engine Mechanical Specifications (LY6 VIN K)2
    Engine Oil Dip Stick - Dip Stick Tube › Component Information › Service and Repair2
    Engine Oil › Component Information12 pages
    Technical Service Bulletins10 pages
    Customer Interest: › 10-06-01-007C › Feb › 11 › Engine - Valve Lifter Tick Noise At Start Up2
    All Technical Service Bulletins for Engine Oil:5 pages
    11-00-90-001 › Mar › 11 › Engine - GM dexos 1 and dexos 2(R) Oil Specifications2 3
    10-06-01-007C › Feb › 11 › Engine - Valve Lifter Tick Noise At Start Up2
    All Other Service Bulletins for Engine Oil: › 11-00-90-001 › Mar › 11 › Engine - GM dexos 1 and dexos 2(R) Oil Specifications2 3
    Specifications › Capacity Specifications2
    Engine Oil Control Valve › Component Information › Service and Repair
    Oil Cooler, Engine › Component Information19 pages
    Technical Service Bulletins8 pages
    Customer Interest for Oil Cooler: › 08-06-02-003A › Oct › 10 › Engine - Oil Leak At Oil Cooler Hose/Pipe Assembly2 3 4
    All Technical Service Bulletins for Oil Cooler: › 08-06-02-003A › Oct › 10 › Engine - Oil Leak At Oil Cooler Hose/Pipe Assembly2 3 4
    Service and Repair › Engine Oil Cooler Pipe/Hose Quick Connect Fitting2 3 4 5 6 7 8 9 10 11
    Oil Filter, Engine › Component Information › Technical Service Bulletins6 pages
    Customer Interest: › 10-06-01-007C › Feb › 11 › Engine - Valve Lifter Tick Noise At Start Up2
    All Technical Service Bulletins for Oil Filter:3 pages
    10-06-01-007C › Feb › 11 › Engine - Valve Lifter Tick Noise At Start Up2
    07-06-01-016B › Jul › 09 › Engine - Noise/Damage Oil Filter Application Importance
    All Other Service Bulletins for Oil Filter: › 07-06-01-016B › Jul › 09 › Engine - Noise/Damage Oil Filter Application Importance
    Oil Filter Adapter › Component Information › Service and Repair2 3 4
    Oil Level Sensor › Component Information › Service and Repair2 3
    Oil Level Sensor For ECM › Component Information › Diagrams
    Oil Pan, Engine › Component Information23 pages
    Specifications
    Service and Repair › Oil Pan Cover Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
    Oil Pressure Sender › Component Information › Diagrams
    Oil Pressure Sensor › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Oil Pressure Sensor: › 07-06-01-004A › Nov › 08 › Engine - Low Oil Lamp ON/Oil Leaks2
    All Technical Service Bulletins for Oil Pressure Sensor: › 07-06-01-004A › Nov › 08 › Engine - Low Oil Lamp ON/Oil Leaks2
    Oil Pump, Engine13 pages
    Engine Oil Pressure › Component Information › Specifications › Engine Mechanical Specifications (LY6 VIN K)2
    Oil Pressure Regulator Valve › Component Information › Technical Service Bulletins11 pages
    Customer Interest: › 10-06-01-008B › Mar › 11 › Engine - Oil Consumption On Aluminum Block Engines2 3
    All Technical Service Bulletins: › 10-06-01-008B › Mar › 11 › Engine - Oil Consumption On Aluminum Block Engines2 3
    All Other Service Bulletins for Oil Pressure Regulator Valve:5 pages
    09-07-30-004C › Jan › 11 › A/T - Shift Flare/Harsh 2-3 Shifts/Harsh Park To Drive2 3
    01-07-30-010C › May › 08 › A/T - Torque Converter Replacement Information2
    All Other Service Bulletins for Oil Pressure Regulator Valve:0 pages
    09-07-30-004C › Jan › 11 › A/T - Shift Flare/Harsh 2-3 Shifts/Harsh Park To Drive
    01-07-30-010C › May › 08 › A/T - Torque Converter Replacement Information
  - Intake Manifold › Component Information126 pages
    Technical Service Bulletins › Engine - Intake Manifold Inspection/Replacement
    Service and Repair › Engine Block Valley Cover Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…125
  - Seals and Gaskets, Engine8 pages
    Crankshaft Main Bearing Seal › Component Information › Service and Repair2
    Front Crankshaft Seal › Component Information › Service and Repair2
    Valve Guide Seal › Component Information › Service and Repair2 3 4
  - Sensors and Switches - Engine9 pages
    Oil Level Sensor › Component Information › Service and Repair2 3
    Oil Level Sensor For ECM › Component Information › Diagrams
    Oil Pressure Sender › Component Information › Diagrams
    Oil Pressure Sensor › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Oil Pressure Sensor: › 07-06-01-004A › Nov › 08 › Engine - Low Oil Lamp ON/Oil Leaks2
    All Technical Service Bulletins for Oil Pressure Sensor: › 07-06-01-004A › Nov › 08 › Engine - Low Oil Lamp ON/Oil Leaks2
  - Timing Components31 pages
    Timing Chain › Component Information › Service and Repair2 3 4 5 6 7 8 9 10 11 12 13
    Timing Component Alignment Marks › Component Information › Locations
    Timing Cover › Component Information › Specifications › Engine Mechanical Specifications (RPO LY6 VIN K)2
    Variable Valve Timing15 pages
    Variable Valve Timing Actuator › Component Information13 pages
    Description and Operation
    Service and Repair › Camshaft Position Actuator Magnet Replacement2 3 4 5 6 7 8 9 10 11 12
    Variable Valve Timing Solenoid › Component Information › Locations2
  - Tune-up and Engine Performance Checks39 pages
    Fuel Pressure › System Information6 pages
    Specifications2
    System Diagnosis › Fuel Pressure Gage Installation and Removal2 3 4
    Idle Speed › System Information › Specifications
    Air Cleaner Housing12 pages
    Air Cleaner Fresh Air Duct/Hose › Component Information › Service and Repair2 3
    Air Filter Element › Component Information › Technical Service Bulletins9 pages
    Customer Interest: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
    All Technical Service Bulletins: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
    All Other Service Bulletins for Air Filter Element: › 02-06-04-037I › Sep › 10 › Emissions - MIL ON/DTC P0446 Stored In ECM2 3 4 5
    All Other Service Bulletins for Air Filter Element: › 02-06-04-037I › Sep › 10 › Emissions - MIL ON/DTC P0446 Stored In ECM
    Fuel Filter › Fuel Pressure Release › System Information › Service and Repair › Fuel Pressure Gage Installation and Removal2 3 4 5
    Ignition Cable › Component Information › Specifications2 3 4
    Spark Plug › Component Information › Specifications2 3 4 5 6 7 8
    Compression Check › System Information3 pages
    Specifications
    System Diagnosis › Cylinder Deactivation (Active Fuel Management) System Compression Test2
  - Water Pump › Component Information › Specifications2 3 4 5 6 7
- Cooling System632 pages
  - Cooling System Air Bleeder Pipe / Hose › Component Information › Service and Repair › LH6, LY5, LMG, L76, L922 3 4 5 6 7 8
  - Coolant › Component Information7 pages
    Technical Service Bulletins › Cooling System - DEX-COOL(R) Coolant Leak Detection Dye2 3 4 5
    Specifications › Capacity Specifications2
  - Coolant Level Sensor › Component Information › Locations
  - Coolant Reservoir › Component Information5 pages
    Locations
    Service and Repair › Radiator Surge Tank Inlet Hose/Pipe Replacement2 3 4
  - Radiator Cooling Fan325 pages
    Radiator Cooling Fan Control Module › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…107
    Radiator Cooling Fan Motor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…109
    Radiator Cooling Fan Motor Relay › Component Information108 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…107
    Fan Clutch › Component Information › Testing and Inspection
  - Engine - Coolant Temperature Sensor/Switch › Coolant Temperature Sensor/Switch (For Computer) › Component Information › Technical Service Bulletins15 pages
    Customer Interest: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
    All Technical Service Bulletins: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
    All Other Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 02-06-04-037I › Sep › 10 › Emissions - MIL ON/DTC P0446 Stored In ECM2 3 4 5
    All Other Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 02-06-04-037I › Sep › 10 › Emissions - MIL ON/DTC P0446 Stored In ECM
  - Fan Shroud › Component Information › Service and Repair › Cooling Fan and Shroud Replacement2 3 4 5 6 7 8 9
  - Heater Core › Component Information5 pages
    Technical Service Bulletins › Cooling System, A/C - Aluminum Heater Cores/Radiators2 3
    Service and Repair › Heater Core Cover Replacement2
  - Heater Hose › Component Information › Service and Repair › Heater Inlet Hose Replacement (Non-HP2)2 3 4 5
  - Radiator › Component Information6 pages
    Technical Service Bulletins › Cooling System, A/C - Aluminum Heater Cores/Radiators2 3
    Service and Repair › Radiator Air Baffle and Deflector Replacement - Upper2 3
  - Radiator Cap › Component Information › Testing and Inspection
  - Radiator Hose › Component Information › Service and Repair › Radiator Hose Quick Connect Fitting2 3
  - Relays and Modules - Cooling System215 pages
    Radiator Cooling Fan Control Module › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…107
    Radiator Cooling Fan Motor Relay › Component Information108 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…107
  - Sensors and Switches - Cooling System16 pages
    Coolant Level Sensor › Component Information › Locations
    Engine - Coolant Temperature Sensor/Switch › Coolant Temperature Sensor/Switch (For Computer) › Component Information › Technical Service Bulletins15 pages
    Customer Interest: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
    All Technical Service Bulletins: › 10-06-04-008A › Jan › 11 › Engine - MIL ON P0116/P1400 Set In Very Cold Temps2 3 4 5
    All Other Service Bulletins for Coolant Temperature Sensor/Switch (For Computer):5 pages
    08-07-30-020E › Mar › 10 › A/T Controls - DTC P1825/P182E or P1915/MIL ON2 3 4
    10-07-30-003 › Jan › 10 › A/T - Harsh 1-2 Shift at Light Throttle
    All Other Service Bulletins for Coolant Temperature Sensor/Switch (For Computer):0 pages
    08-07-30-020E › Mar › 10 › A/T Controls - DTC P1825/P182E or P1915/MIL ON
    10-07-30-003 › Jan › 10 › A/T - Harsh 1-2 Shift at Light Throttle
  - Thermostat, Engine Cooling › Component Information › Specifications2
  - Thermostat Housing, Engine Cooling › Component Information › Service and Repair2
  - Water Pump › Component Information › Specifications2 3 4 5 6 7
- Exhaust System84 pages
  - Catalytic Converter › Component Information19 pages
    Technical Service Bulletins › Exhaust System - Catalytic Converter Precautions
    Service and Repair › Catalytic Converter Replacement2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
  - Exhaust Manifold › Component Information13 pages
    Specifications
    Service and Repair › Exhaust Manifold Replacement - Left Side2 3 4 5 6 7 8 9 10 11 12
  - Exhaust Pipe › Component Information › Technical Service Bulletins11 pages
    Customer Interest: › 07-06-05-003 › Mar › 07 › Exhaust System - Underbody Rattle/Clunk/Rumble Noise2 3
    All Technical Service Bulletins: › 07-06-05-003 › Mar › 07 › Exhaust System - Underbody Rattle/Clunk/Rumble Noise2 3
    All Other Service Bulletins for Exhaust Pipe: › 02-06-04-037I › Sep › 10 › Emissions - MIL ON/DTC P0446 Stored In ECM2 3 4 5
    All Other Service Bulletins for Exhaust Pipe: › 02-06-04-037I › Sep › 10 › Emissions - MIL ON/DTC P0446 Stored In ECM
  - Exhaust Pipe/Muffler Hanger › Component Information › Technical Service Bulletins10 pages
    Customer Interest for Exhaust Pipe/Muffler Hanger:5 pages
    07-06-05-001I › Mar › 11 › Exhaust - Muffler Heat Shield Buzz During Operation2 3
    09-06-05-004 › May › 09 › Exhaust System - Rattle/Thud Noise On Left Turns/Bumps2
    All Technical Service Bulletins for Exhaust Pipe/Muffler Hanger:5 pages
    07-06-05-001I › Mar › 11 › Exhaust - Muffler Heat Shield Buzz During Operation2 3
    09-06-05-004 › May › 09 › Exhaust System - Rattle/Thud Noise On Left Turns/Bumps2
  - Heat Shield, Exhaust › Component Information24 pages
    Technical Service Bulletins16 pages
    Customer Interest for Heat Shield:8 pages
    07-06-05-001I › Mar › 11 › Exhaust - Muffler Heat Shield Buzz During Operation2 3
    03-06-05-008D › Mar › 07 › Exhaust System - Popping/Snapping Noise When Hot/Idling2 3 4 5
    All Technical Service Bulletins for Heat Shield:8 pages
    07-06-05-001I › Mar › 11 › Exhaust - Muffler Heat Shield Buzz During Operation2 3
    03-06-05-008D › Mar › 07 › Exhaust System - Popping/Snapping Noise When Hot/Idling2 3 4 5
    Service and Repair › Exhaust Manifold Heat Shield Replacement - Right Side2 3 4 5 6 7 8
  - Muffler › Component Information › Service and Repair2 3 4 5
  - Seals and Gaskets, Exhaust › Exhaust Pipe Gasket › Component Information › Service and Repair › Exhaust Seal Replacement (4.8L, 5.3L, 6.0L, 6.2L)2
05Powertrain Management Powertrain Management: Sections
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