How do i add transmission fluid
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1998 Cadillac Catera Question: Transmission
Answer #1Oakman August 28, 2009, 12:49Master
The transmission fluid is checked and added from the underside of your 1998 Cadillac Catera. With the engine and transmission warm the car must be lifted into the air. Remove the transmission fill plug. The fluid level should be at the bottom of the threaded hole.