Buick Repair Questions? Ask a Mechanic for Answers ASAP
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Can you tell me where it (they?) are located. A diagram or picture would be great.
The Knock Sensors are located on the sides of the engine
Here is Buick procedures also:
click links below
REMOVE KNOCK SENSOR 1
REMOVE KNOCK SENSOR 2
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Is there a special socket that you guys use?
best to get to it from car on rack.....wrench is used
If I leave it unplugged, will the check engine light come back on?
yes...........Since you are going to replace it, you could plug the new one in & wire tie up to have the computer see the Sensor............