Quote:
Originally Posted by Two560Two
....Now after he changed the battery, both remotes stopped working and would not lock or unlock the car. Also now only one regular remote and valet key fob can start the car.....
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So they were working OK before the battery swap? Are the new batteries installed correctly? Are you sure the new batteries are any good? Check the simple stuff FIRST! Don't start chasing non-existent problems.
FYI, the key batteries have nothing to do with starting the engine.