CTS Sedan AWD V6-3.0L (2010)
Timing Cover: Service and Repair
Engine Front Cover Replacement
Special Tools
EN 46109 Engine Front Cover Installation Guide Pins
Removal Procedure
1. Remove the engine cover. Refer to Fuel Injector Sight Shield Replacement (LP1, LY7) (See: Powertrain Management/Fuel Delivery and Air
Induction/Fuel Injector/Service and Repair/Fuel Injector Sight Shield Replacement)Fuel Injector Sight Shield Replacement (LLT) (See:
Powertrain Management/Fuel Delivery and Air Induction/Fuel Injector/Service and Repair/Fuel Injector Sight Shield Replacement).
2. On models equipped with LP1 and LY7 engines, remove the upper intake manifold with the lower intake manifold. Refer to Lower Intake
Manifold Replacement (LP1, LY7) (See: Intake Manifold/Service and Repair/Intake Manifold Replacement).
3. On models equipped with LLT engines, remove the intake manifold. Refer to Intake Manifold Replacement (See: Intake Manifold/Service and
Repair/Intake Manifold Replacement).
4. On all models remove the camshaft covers. Refer to Camshaft Cover Replacement - Left Side (LP1, LY7) (See: Cylinder Head Assembly/Valve
Cover/Service and Repair/Camshaft Cover Replacement - Left Side)Camshaft Cover Replacement - Left Side (LLT) (See: Cylinder Head
Assembly/Valve Cover/Service and Repair/Camshaft Cover Replacement - Left Side) and Camshaft Cover Replacement - Right Side (See:
Cylinder Head Assembly/Valve Cover/Service and Repair/Camshaft Cover Replacement - Right Side).
5. Drain the engine coolant. Refer to Cooling System Draining and Filling (Static Fill LF1, LLT) (See: Cooling System/Service and Repair/Cooling
System Draining and Filling (Static Fill))Cooling System Draining and Filling (Static Fill LSA) (See: Cooling System/Service and
Repair/Cooling System Draining and Filling (Static Fill))Cooling System Draining and Filling (GE 47716 LSA) (See: Cooling System/Service
and Repair/Cooling System Draining and Filling (GE 47716))Cooling System Draining and Filling (GE 47716 LF1, LLT) (See: Cooling
System/Service and Repair/Cooling System Draining and Filling (GE 47716)).
6. Disconnect the purge vent hose from the water outlet.
7. Remove the water outlet with the radiator hose and reposition aside. Refer to Water Outlet Replacement (LF1/LLT) (See: Cooling
System/Coolant Outlet/Service and Repair).
8. Remove the accessory drive belts. Refer to Water Pump and Generator Belt Replacement (See: Drive Belts, Mounts, Brackets and
Accessories/Drive Belt/Service and Repair/Water Pump and Generator Belt Replacement) and Air Conditioning Compressor and Power Steering
Pump Belt Replacement (See: Drive Belts, Mounts, Brackets and Accessories/Drive Belt/Service and Repair/Air Conditioning Compressor and
Power Steering Pump Belt Replacement).
9. Remove the A/C compressor and power steering belt tensioner. Refer to Air Conditioning Compressor and Power Steering Pump Belt Tensioner
Replacement (See: Drive Belts, Mounts, Brackets and Accessories/Drive Belt Tensioner/Service and Repair/Air Conditioning Compressor and
Power Steering Pump Belt Tensioner Replacement).
10. Remove the generator bracket with the generator and the belt tensioner. Refer to Generator Bracket Replacement (LSA) (See: Starting and
Charging/Charging System/Alternator/Service and Repair).
Important: Do not disconnect the power steering pipes or drain the power steering fluid.
11. Remove the power steering fluid reservoir and reposition the power steering fluid reservoir in order to provide access.
12. Remove the power steering pump pulley. Refer to Power Steering Pump Pulley Replacement (V8) (See: Steering and Suspension/Steering/Power
Steering/Power Steering Pump/Service and Repair/Power Steering Pump Pulley Replacement)Power Steering Pump Pulley Replacement (V6) (
See: Steering and Suspension/Steering/Power Steering/Power Steering Pump/Service and Repair/Power Steering Pump Pulley Replacement).
Important: Do not disconnect the power steering pipes/hoses.
13. Remove the power steering pump upper front bolt and loosen the remaining two bolts. Refer to Power Steering Pump Pulley Replacement (V8) (
See: Steering and Suspension/Steering/Power Steering/Power Steering Pump/Service and Repair/Power Steering Pump Pulley Replacement)Power
Steering Pump Pulley Replacement (V6) (See: Steering and Suspension/Steering/Power Steering/Power Steering Pump/Service and
Repair/Power Steering Pump Pulley Replacement).
14. Remove the crankshaft balancer. Refer to Crankshaft Balancer Removal (See: Service and Repair/Overhaul/9. Crankshaft Balancer Removal).
15. Remove the camshaft position sensors. Refer to Camshaft Position Sensor Replacement - Bank 2 (Left Side) Exhaust (See: Powertrain
Management/Computers and Control Systems/Camshaft Position Sensor/Service and Repair/Camshaft Position Sensor Replacement - Bank 2 (Left
Side) Exhaust) , Camshaft Position Sensor Replacement - Bank 2 (Left Side) Intake (See: Powertrain Management/Computers and Control
Systems/Camshaft Position Sensor/Service and Repair/Camshaft Position Sensor Replacement - Bank 2 (Left Side) Intake) , Camshaft Position
Sensor Replacement - Bank 1 (Right Side) Exhaust (See: Powertrain Management/Computers and Control Systems/Camshaft Position
Sensor/Service and Repair/Camshaft Position Sensor Replacement - Bank 1 (Right Side) Exhaust) and Camshaft Position Sensor Replacement -
Bank 1 (Right Side) Intake (See: Powertrain Management/Computers and Control Systems/Camshaft Position Sensor/Service and
Repair/Camshaft Position Sensor Replacement - Bank 1 (Right Side) Intake).
16. Remove the camshaft position actuator solenoid valves from the front cover. Refer to Camshaft Position Actuator Solenoid Valve Solenoid
Replacement - Bank 1 (Right Side) Intake (See: Variable Valve Timing/Variable Valve Timing Solenoid/Service and Repair/Camshaft Position
Actuator Solenoid Valve Solenoid Replacement - Bank 1 (Right Side) Intake) , Camshaft Position Actuator Solenoid Valve Solenoid Replacement
- Bank 1 (Right Side) Exhaust (See: Variable Valve Timing/Variable Valve Timing Solenoid/Service and Repair/Camshaft Position Actuator
