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.
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HOMESERVICE MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 649 (ENGINE CONTROLS AND FUEL - 2.2L OR 2.4L - REPAIR INSTRUCTIONS)
2008 Chevrolet HHR LT, 2.4 P, Automatic
Section 649 (Engine Controls And Fuel - 2.2L Or 2.4L - Repair Instructions)
2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Section 649 (Engine Controls And Fuel - 2.2L Or 2.4L - Repair Instructions)
WARNING: This page is about a different car, the 2011 Chevrolet HHR. However, it is still accessible from the selected car via links, so may be relevant.
- Repair Instructions
- Engine Control Module Replacement
- Crankshaft Position System Variation Learn
- Throttle/Idle Learn
- Engine Coolant Temperature Sensor Replacement
- Mass Airflow Sensor with Intake Air Temperature Sensor Replacement
- Manifold Absolute Pressure Sensor Replacement
- Heated Oxygen Sensor Replacement - Sensor 1
- Heated Oxygen Sensor Replacement - Sensor 2
- Accelerator Pedal with Position Sensor Assembly Replacement
- Throttle Body Assembly Replacement
- Throttle Body Cleaning
- Fuel Pressure Relief (CH 48027)
- Fuel Pressure Relief (Without CH 48027)
- Fuel Pressure Gauge Installation and Removal
- Metal Collar Quick Connect Fitting Service
- Plastic Collar Quick Connect Fitting Service
- Fuel Tank Draining (E-85)
- Fuel Tank Draining (Non E-85)
- Fuel Tank Replacement
- Fuel System Cleaning
- Fuel Tank Pressure Sensor Replacement
- Fuel Level Sensor Replacement
- Fuel Pump Module Replacement
- Fuel Tank Filler Pipe Replacement
- Fuel Line Replacement - Chassis
- Fuel Feed Intermediate Pipe Replacement
- Fuel Tank Vent Pipe Replacement
- Fuel Injection Fuel Rail Assembly Replacement
- Fuel Injector Replacement
- Evaporative Emission Canister Purge Solenoid Valve Replacement
- Evaporative Emission Canister Vent Solenoid Valve Replacement
- Evaporative Emission Line Replacement - Engine
- Evaporative Emission Line Replacement - Engine to Chassis
- Evaporative Emission Canister Replacement
- Evaporative Emission System Cleaning
- Ignition Coil Replacement
- Spark Plug Replacement
- Spark Plug Inspection
- Crankshaft Position Sensor Replacement
- Camshaft Position Sensor Replacement - Intake
- Camshaft Position Sensor Replacement - Exhaust
- Camshaft Position Actuator Solenoid Valve Replacement
- Knock Sensor Replacement
- Air Cleaner Element Replacement
- Air Cleaner Assembly Replacement
- Air Cleaner Outlet Duct Replacement
RENDER: 1.0x
NO RELATED
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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.