Tire Rotation and Required Services Every 12 000 km/7,500 mi
Rotate the tires, if recommended for the vehicle, and perform the following services. See Tire Rotation.
• Check engine oil level and oil life percentage. If needed, change engine oil and filter, and reset oil life system. See Engine Oil and Engine Oil Life System.
• Check engine coolant level. See Engine Coolant.
• Check windshield washer fluid level. See Washer Fluid.
• Visually inspect windshield wiper blades for wear, cracking, or contamination. See Exterior Care. Replace worn or damaged wiper blades.
See Wiper Blade Replacement.
• Check tire inflation pressures.
See Tire Pressure.
• Inspect tire wear. See Tire Inspection.
• Visually check for fluid leaks.
• Inspect engine air cleaner filter.
See Engine Air Cleaner/Filter.
• Inspect brake system.
• Visually inspect steering, suspension, and chassis components for damaged, loose, or missing parts or signs of wear. See Exterior Care.
• Check restraint system components. See Safety System Check.
• Visually inspect fuel system for damage or leaks.
• Visually inspect exhaust system and nearby heat shields for loose or damaged parts.
• Lubricate body components. See Exterior Care.
• Check starter switch. See Starter Switch Check.
• Check automatic transmission shift lock control function. See Automatic Transmission Shift Lock Control Function Check.
• Check ignition transmission lock.
See Ignition Transmission Lock Check.
• Check parking brake and automatic transmission park mechanism. See Park Brake and P (Park) Mechanism Check.
• Check accelerator pedal for damage, high effort, or binding.
Replace if needed.
• Visually inspect gas strut for signs of wear, cracks, or other damage. Check the hold open ability of the strut. See your dealer if service is required.
• Check tire sealant expiration date, if equipped. See Tire Sealant and Compressor Kit (With Pressure Relief Button) or Tire Sealant and Compressor Kit (With Pressure Deflation Button).
• Inspect sunroof track and seal, if equipped. See Sunroof.

See also:
Customer Assistance Offices
Buick encourages customers to call the toll-free number
for assistance. However, if a customer wishes to
write or e-mail Buick, the letter should be addressed to:
United States — Customer Assis ...
Replacing Safety Belt System Parts after a Crash
WARNING!
A crash can damage the safety
belt system in the vehicle.
A damaged safety belt system
may not properly protect the
person using it, resulting in
serious injury or even death in a
...
Automatic Door Lock
The doors are programmed to automatically lock when the shift lever is moved
out of P (Park).
The automatic door lock feature cannot be disabled. ...
