Installation instructions for Rear A/C block kit ATMGMCS1

Chevrolet and GMC Full size Savana and Express Van w/threaded fittings to rear unit

1. Unhook suction line to rear unit located directly off the compress

2. Install large fitting with new Oring

3. Remove discharge line to the rear unit located below and to the right of the battery

4. Install the high side fitting with the new oring