Cadillac 2016 CTS Manual page 331

330 Service and Maintenance
Tire wear inspection. See Tire
Inspection 0 298.
Rotate tires if necessary. See
Tire Rotation 0 299.
Fluids visual leak check (or
every 12 months, whichever
occurs first). A leak in any
system must be repaired and the
fluid level checked.
Engine air cleaner filter
inspection. See Engine Air
Cleaner/Filter 0 263.
Brake system inspection (or
every 12 months, whichever
occurs first). See Exterior Care
0 318.
Steering and suspension
inspection. Visual inspection for
damaged, loose, or missing
parts or signs of wear.
Body hinges and latches, key
lock cylinders, folding seat
hardware, and sunroof (if
equipped) lubrication. See
Recommended Fluids and
Lubricants 0 333. More frequent
lubrication may be required
when the vehicle is exposed to a
corrosive environment. Applying
silicone grease on weatherstrips
with a clean cloth makes them
last longer, seal better, and not
stick or squeak.
Restraint system component
check. See Safety System
Check 0 70.
Fuel system inspection for
damage or leaks.
Exhaust system and nearby heat
shields inspection for loose or
damaged components.
Additional Required Services
Every Service
Rotate tires. Tires should be
rotated every service. See Tire
Rotation 0 299.
At Each Fuel Stop
Engine oil level check. See
Engine Oil 0 259.
Engine coolant level check. See
Engine Coolant 0 266.
Windshield washer fluid level
check. See Washer Fluid 0 271.
Once a Month
Tire inflation check. See Tire
Pressure 0 292.
Tire wear inspection. See Tire
Inspection 0 298.
Sunroof track and seal
inspection, if equipped. See
Sunroof 0 49.
Once a Year
See Automatic Transmission
Shift Lock Control Function
Check 0 276.
See Park Brake and P (Park)
Mechanism Check 0 276.
Accelerator pedal check for
damage, high effort, or binding.
Replace if needed.
Underbody flushing service. See
Exterior Care 0 318.
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.