Here is how it works:įor 2020-2022 Buick vehicles, you automatically receive the standard manufacturer’s warranty of 3-year/36,000-mile, whichever comes first, Bumper-to-Bumper Limited Warranty. Now when you purchase a new Buick vehicle, you have the choice to select the longer optional Extended Limited Warranty †. When you purchase a new Buick vehicle, you automatically receive the standard manufacturer’s Bumper-to-Bumper Limited Warranty. Also excluded are the starter motor, entire pressurized fuel system (in-tank fuel pump, pressure lines, fuel rail(s), regulator, injectors and return line) as well as the engine/powertrain control module and/or module programming. Coverage on the engine cooling system begins at the inlet to the water pump and ends with the thermostat housing and/or outlet that attaches to the return hose. Exclusions: Excluded from the powertrain coverage are sensors, wiring, connectors, engine radiator, coolant hoses, coolant and heater core. Timing belts are covered until the first scheduled maintenance interval. Also included are all actuators and electrical components internal to the engine (e.g., Active Fuel Management Valve Lifter Oil Manifold), cylinder head, block, timing gears, timing chain, timing cover, oil pump/oil pump housing, OHC carriers, valve covers, oil pan, seals, gaskets, manifolds, flywheel, water pump, harmonic balancer, engine mount, turbocharger and supercharger. All internally lubricated parts, engine oil cooling hoses and lines.
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