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2006 Chevrolet HHR CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

BRAKE SERVICE PROCEDURES FOR 2006 Chevrolet HHR AUTOMOBILES
Disc Brakes -> Delco Single Piston Sliding Caliper -> Troubleshooting -> Brake Rattle -> Brake Roughness Or Chatter; Pedal Pumping -> Caliper Brake Fluid Leak -> Excessive Pedal Effort -> Excessive Pedal Travel -> Heavy Brake Drag -> No Braking Effect When Brake Pedal Is Depressed -> Pull, Uneven Or Grabbing Brakes -> Rear Brakes Locking On Application
Vehicle: 2006 Chevrolet HHR LT 2.2 L4 GAS
Excessive Pedal Travel
- Worn brake linings.
- Disc pads knock back after cornering or rough road travel.
- Piston and linings not properly seated or positioned.
- Insufficient fluid in system.
- Loose wheel bearing adjustment.
- Damaged or worn caliper piston seal.
- Improper booster pushrod adjustment.
- Pads out of flat more than .005 inch.
- Rear brake automatic adjusters inoperative.
- Improperly ground rear brake shoes.
Brake Roughness Or Chatter; Pedal Pumping
- Excessive lateral runout of rotor.
- Rotor excessively out of parallel.
Excessive Pedal Effort
- Frozen or seized pistons.
- Brake fluid, oil or grease on ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2006 Chevrolet HHR AUTOMOBILES
General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Scheduled Maintenance -> HHR & SSR -> Normal Service -> Severe Service
Vehicle: 2006 Chevrolet HHR LS 2.2 L4 GAS
Normal Service
Replace every 25,000 ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2006 Chevrolet HHR AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2006 Chevrolet HHR LS 2.2 L4 GAS
- Raise and support vehicle.
- Remove wheel and tire assembly.
- On models equipped with standard disc brakes,proceed as follows:
- Insert a punch or drift into cooling fins of brake rotor.
- Position punch or drift against brake caliper mounting bracket.
- Using a breaker bar and appropriate size socket, loosen wheel drive shaft nut.
- On models equipped with Brembo disc brakes,proceed as follows:
- Have an assistant apply the brakes.
- Using a breaker bar and appropriate size socket, loosen wheel drive shaft nut.
- On all models, remove wheel drive shaft nut from wheel drive shaft and discard. DO N...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2006 Chevrolet HHR AUTOMOBILES
Starter, Replace
Vehicle: 2006 Chevrolet HHR LT 2.4 L4 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- Remove starter solenoid nut.
- Remove positive battery ground terminal from starter.
- Remove engine harness terminal from starter.
- Remove starter solenoid S-terminal nut.
- Remove engine harness terminal from star...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2006 Chevrolet HHR AUTOMOBILES
Cabin Air Filter Service -> General Motors Corp./Saturn -> 2006-09 HHR
Vehicle: 2006 Chevrolet HHR LT 2.4 L4 GAS
Under normal operating conditions the cabin air filter should be replaced every 15,000 miles or at Maintenance II as indicated on the DIC (Driver Information Center). In dusty areas change the cabin air filter more often.
- Open the glove compartment.
- Remove the glove compartment damper retainer, then remo...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2006 Chevrolet HHR AUTOMOBILES
General Motors Corp./Saturn Trucks -> Check Fuel Cap Lamp ->
Vehicle: 2006 Chevrolet HHR LT 2.4 L4 GAS
The Check Fuel Cap Lamp will illuminate momentarily when the ignition switch is placed in the On position as a bulb check. I...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2006 Chevrolet HHR AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2006 Chevrolet HHR LS 2.2 L4 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition radiator outlet hose clamp at radiator.
- Remove radiator outlet hose from radiator.
- Reposition hose clamp from thermostat housing.
- Remove radiator outlet hose from thermostat housing and from vehicle.
- Rev...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2006 Chevrolet HHR AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2006 Chevrolet HHR LT 2.4 L4 GAS
- Raise and support vehicle, then remove tire and wheel assembly.
- Remove front fender liner.
- Remove engine splash shield retainers and splash shield.
- Install a suitable accessory belt tensioner...
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COMPONENT LOCATION DIAGRAMS FOR 2006 Chevrolet HHR AUTOMOBILES
Component location diagrams for most 2006 Chevrolet HHR cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2006 Chevrolet HHR AUTOMOBILES
OEM drawn wiring diagrams for most 2006 Chevrolet HHR cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2006 Chevrolet HHR AUTOMOBILES
OEM TSB listings for most 2006 Chevrolet HHR cars and light trucks sold in the U.S. from 1985+.
Document: Revised General Motors New Vehicle Tire Warranty Program Vehicle: 2006 Chevrolet HHR LT 2.2 L4 GAS Auto Systems: |
Document: GM of Canada New Vehicle Limited Warranty Tire Program Vehicle: 2006 Chevrolet HHR LT 2.2 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2006 Chevrolet HHR AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2006 Chevrolet HHR cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2006 Chevrolet HHR cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2006 Chevrolet HHR cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2006 Chevrolet HHR cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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