Coolant
Add one liter if equipped with rear heating for all engines.| Cooling System Capacity | VORTEC 4800 V8 | Automatic with Front A/C | 14.4 Quart (US) (qt (US)) |
| VORTEC 4800 V8 | Automatic with Front and Rear A/C | 15.8 Quart (US) (qt (US)) | |
| VORTEC 5300 V8 | Automatic with Front A/C | 14.4 Quart (US) (qt (US)) | |
| VORTEC 5300 V8 Vehicles equipped with optional air conditioner. | Automatic with Front and Rear A/C | 15.8 Quart (US) (qt (US)) | |
| VORTEC 6000 V8 | Automatic | 15.8 Quart (US) (qt (US)) | |
| VORTEC 6000 V8 Vehicles equipped with optional engine cooler | Automatic with engine oil cooler | 15.4 Quart (US) (qt (US)) | |
| VORTEC 8100 V8 | Automatic | 20.7 Quart (US) (qt (US)) |