22948113 FOR 2013-2019 Cadillac ATS Coolant Reservoir Radiator Surge Tank NEW. O E Number: 22948113. For 2013 -2019 Cadillac ATS. 1X Coolant Reservoir. For 2014 -2019 Cadillac CTS. Simply remove the old parts and install the new ones in a few minutes, using simple tools.
