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For 1990-2009 cars only
Makes 🢒 Buick 🢒 2006 🢒 LaCrosse 🢒 Warranty and Owner Assistance Information 🢒 Warranty and Owner Assistance Information 🢒 Warranty Coverage at a Glance

The warranty coverages are summarized below.

New Vehicle Limited Warranty

Bumper-to-Bumper (Includes Tires)

    • Coverage is for the first 4 years or 50,000 miles, whichever comes first.

Sheet Metal

    • Corrosion coverage is for the first 4 years or 50,000 miles, whichever comes first.
    • Rust-through coverage is for the first 6 years, unlimited mileage.

6.6L DURAMAX® Diesel Engine (If Equipped)

    • Coverage is for the first 3 years or 36,000 miles, whichever comes first. It then has a $100.00 deductible charge after the 3 years or 36,000 miles up to 5 years or 100,000 miles, whichever comes first.

Emission Control System Warranty

For light duty trucks, see "How to Determine the Applicable Emissions Control System Warranty" under Emission Control Systems Warranty for more information.

Federal

    • Gasoline Engines
       - Defects and performance for cars and light duty truck emission control systems are covered for the first 2 years or 24,000 miles, whichever comes first. From the first 2 years or 24,000 miles to 4 years or 50,000 miles defects in material or workmanship continue to be covered under the New Vehicle Limited Warranty Bumper-to-Bumper coverage explained previously.
       - Catalytic converters and powertrain control modules are covered for the first 8 years or 80,000 miles, whichever comes first.
       - Defects and performance for heavy duty truck emission control systems are covered for the first 5 years or 50,000 miles, whichever comes first.
    • 6.6L DURAMAX® Diesel Engines are covered for the first 5 years or 50,000 miles, whichever comes first.

California

    • Gasoline Engines
       - Defects and performance for cars, light duty, and medium duty truck emission control systems are covered for the first 3 years or 50,000 miles, whichever comes first.
       - Specified components for cars or light duty trucks equipped with light duty or medium duty truck emission control systems are covered for the first 7 years or 70,000 miles, whichever comes first.
       - Defects and performance for heavy duty truck emission control systems are covered for the first 5 years or 50,000 miles, whichever comes first.
    • 6.6L DURAMAX® Diesel Engines are covered for the first 5 years or 100,000 miles, whichever comes first.

Noise Emissions

    • Coverage is for applicable vehicles weighing over 10,000 lbs based on the Gross Vehicle Weight Rating (GVWR) only, for the entire life of the vehicle.