2000 Cadillac Escalade Oxygen Sensor

You need to open the hood, raise the vehicle, remove the oil pan drain plug and drain the engine oil into a suitable container and the Oil Filter from the engine block and then clean the drain plug and oil filter sealing surfaces.

You need to disconnect the Spark Plug Wire at each spark plug, twist the boots one-half turn before removing and pull only on the boot or use a tool designed for this purpose to remove the wire from each spark plug. Then disconnect the spark plug wire from the distributor, twist each spark plug boot 1/2 turn and pull only on the boot or use a tool designed for this purpose to remove the wires from the distributor.

You need to disconnect the accelerator cable from the Throttle Body lever and remove the accelerator cable from the accelerator cable bracket, the accelerator cable from the cable routing bracket, the accelerator cable from the accelerator pedal, and the accelerator cable from the dash panel.