How many O2 sensors does a 02 Buick Lesabre have?
On your engine the two O2 sensors that are used to control fuel mixture are in the engine compartment near the cylinder head on the exhaust manifold facing up. And what makes you think it's the O2 sensor? via
How much is an oxygen sensor for a 2005 Buick LeSabre?
2005 Buick LeSabre Oxygen Sensor - from $54.99+ | AutoZone.com. via
How do you turn off the service engine soon light on a 2001 Buick Century?
How Do You Reset The Service Engine Soon Light On A 2001 Buick Century? Start the engine and turn it to “Run.”. Start your engine and press and hold the gas pedal at a steady pace until the engine releases. Three times in five seconds is all it takes to do this. via
How do you reset the service engine soon light on a 2003 Buick Lesabre?
turn ignition on engine off within 5 seconds step on accelerator 3 times quickly. light should blink and go out. if that doesn't work try doing it 5 times quickly. via
How do you turn off the service engine soon light on a 2002 Buick Century? (video)