Chevrolet 2011 HHR Owner's Manual page 403

Once a Year
Starter switch check. See Owner Checks and
Services on page 7 6.
Automatic transmission shiftlock control function
check. See Owner Checks and Services on
page 7 6.
Ignition transmission lock check. See Owner
Checks and Services on page 7 6.
Parking brake and automatic transmission P (Park)
mechanism check. See Owner Checks and
Services on page 7 6.
Throttle system inspection for interference, binding
or for damaged or missing parts. Replace parts
as needed. Replace any components that have
high effort or excessive wear. Do not lubricate
accelerator or cruise control cables.
Underbody flushing service.
Hood/Decklid/Liftgate/Liftglass Support Gas Strut
Service: Visually inspect gas strut, if equipped, for
signs of wear, cracks, or other damage. Check the
hold open ability of the gas strut. Contact your
dealer if service is required.
First Engine Oil Change After Every
40 000 km/25,000 Miles
Passenger compartment air filter replacement
(or every 24 months, whichever occurs first).
More frequent replacement may be needed if
you drive in areas with heavy traffic, areas with
poor air quality, or areas with high dust levels.
Replacement may also be needed if you notice
reduced air flow, windows fogging up, or odors.
Your dealer can help you determine when it is the
right time to replace the filter.
First Engine Oil Change After Every
80 000 km/50,000 Miles
Engine air cleaner filter replacement. See Engine
Air Cleaner/Filter on page 6 21.
Automatic transmission fluid change (severe
service only) for vehicles mainly driven in heavy
city traffic in hot weather, in hilly or mountainous
terrain, when frequently towing a trailer, or used
for taxi, police, or delivery service. See Automatic
Transmission Fluid on page 6 23.
I n f o r ma t i o n P r o v i d e d b y :
7-5