2011 Buick Lucern Owner's Manual - Page 410

Replace as needed. An Emission Control Service. The U.S. Environmental Protection Agency or the California Air Resources Board has determined that the failure to perform this maintenance item will not nullify the emission warranty or limit recall liability prior to the completion of the vehicle's useful life. We, however, urge that all recommended maintenance services be performed at the indicated intervals and the maintenance be recorded. Owner Checks and Services Starter Switch Check { WARNING: When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before starting this check, be sure there is enough room around the vehicle. 2. Firmly apply both the parking brake and the regular brake. See Parking Brake on page 3‑26. Do not use the accelerator pedal, and be ready to turn off the engine immediately if it starts. 3. Try to start the engine in each gear. The vehicle should start only in P (Park) or N (Neutral). If the vehicle starts in any other position, contact your dealer for service. First Engine Oil Change After Every 160 000 km/100,000 Miles . Automatic transmission fluid change (normal service). See Automatic Transmission Fluid on page 6 ‑ 24 . Spark plug replacement and spark plug wires inspection. An Emission Control Service. . First Engine Oil Change After Every 240 000 km/150,000 Miles . Engine cooling system drain, flush, and refill (or every five years, whichever occurs first). See Engine Coolant (4.6L Engine) on page 6 ‑ 28 or Engine Coolant (3.9L Engine) on page 6 ‑ 31 . An Emission Control Service. Engine drive belts inspection for fraying, excessive cracks, or obvious damage (or every 10 years, whichever occurs first). Replace, if needed. . 7-6