The OTC Front Crank Seal Installer, No. 6758, installs the front crank seal with the cover both on or off the engine. The bolt is threaded into the crankshaft and the nut is tightened to seat the seal. The installer is similar to EN-50820 and EN-48034, the company says, and works on 2013-2014 Cadillac ATS, 2014 Cadillac CTS, 2013-2014 Chevrolet Malibu, 2014 Chevrolet Impala and Buick Regal 2.0L and 2.5L engines.