3.0L twin-turbo, auxiliary radiator. 6.2L, auxiliary. Parts and prices listed on our site are based off GM pricing.
Genuine GM Auxiliary Radiator 42800582
Genuine GM Auxiliary Radiator Front Duct Bolt 23394101
Genuine GM Auxiliary Reservoir 84211275
Genuine GM Auxiliary Heating and Air Conditioning Control Panel 10385181
Genuine GM Auxiliary Heater Wiring Harness 84785860
Genuine GM Auxiliary Heating and Air Conditioning Control Panel 15109353
