Chevrolet Impala A/C refrigerant type and capacity
GarageDex's A/C data shows the 2018 Chevrolet Impala (4 Cyl. 2.5 Eng.) uses 20.8 oz of R-134a refrigerant with PAG-46 compressor oil. Earlier years used R-1234yf, so check the year row below.
Shop R-134a Match the type on your under-hood decal
Key takeaways
- 2018 Chevrolet Impala: 20.8 oz of R-134a, PAG-46 oil.
- The charge is a full-system amount; a top-off adds far less.
- This model switched refrigerant types over its life (R-134a, R-1234yf) - use your year's row.
- A system that is empty has a leak - fix it before charging.
| Years | Engine | Refrigerant | Charge | Compressor oil |
|---|---|---|---|---|
| 2018 | 4 Cyl. 2.5 Eng. | R-134a | 20.8 oz | PAG-46 |
| 2018 | 6 Cyl. 3.6 Eng. | R-1234yf | 20.8 oz | PAG Oil |
| 2015 to 2017 | 4 Cyl. 2.5 Eng. | R-134a | 24 oz | PAG-46 5 oz |
| 2015 to 2017 | 6 Cyl. 3.6 Eng. | R-134a | 24 oz | PAG-46 5 oz |
| 2014 | 4 Cyl. 2.4 Eng. | R-134a | 24 oz | PAG-46 5 oz |
| 2014 | 4 Cyl. 2.5 Eng. | R-134a | 24 oz | PAG-46 5 oz |
| 2014 | 6 Cyl. 3.6 Eng. | R-134a | 24 oz | PAG-46 5 oz |
| 2012 to 2013 | 6 Cyl. 3.6 Eng. | R-134a | 21 oz | PAG-46 5 oz |
| 2011 | 6 Cyl. 3.5 Eng. | R-134a | 21 oz | PAG-46 5 oz |
| 2011 | 6 Cyl. 3.9 Eng. | R-134a | 20.4 oz | PAG-46 5 oz |
| 2010 | 6 Cyl. 3.9 Eng. | R-134a | 20.4 oz | PAG-46 5 oz |
| 2009 | 6 Cyl. 3.5 Eng. | R-134a | 20.4 oz | PAG-46 5 oz |
| 2009 | 6 Cyl. 3.9 Eng. | R-134a | 20.4 oz | PAG-46 5 oz |
| 2009 | 8 Cyl. 5.3 Eng. | R-134a | 20.4 oz | PAG-46 5 oz |
| 2008 | 6 Cyl. | R-134a | 20.4 oz | PAG-46 5 oz |
| 2008 | 6 Cyl. 3.9 Eng. | R-134a | 20.4 oz | PAG-46 5 oz |
| 2008 | 8 Cyl. 5.3 Eng. | R-134a | 22 oz | PAG-46 5 oz |
| 2006 to 2007 | All Eng. | R-134a | 20 oz | PAG-46 5 oz |
| 2006 to 2007 | 6 Cyl. 3.9 Eng. | R-134a | 21.6 oz | PAG-46 5 oz |
| 2004 to 2005 | All Eng. | R-134a | 37 oz | PAG-46 8 oz |
| 2000 to 2003 | All Eng. | R-134a | 36 oz | PAG-150 9 oz |
Recharge supplies for your Chevrolet Impala
Buy the refrigerant type shown for your year and confirm it against the under-hood decal. R-1234yf cans cost more and need a matching coupler.
R-134aR-134a recharge can with a gaugeShop cans Manifold gauge setReads high and low side pressure properlyShop gauges Leak detection kitFind the leak before you spend on refrigerantShop kits
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Same car, other specs: Chevrolet Impala specs hub.
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Source: Four Seasons - Compressor / System Refrigerant & Lubricant Specs. The under-hood A/C decal is the primary source for your exact car - it overrides any table. Charges assume a clean system with a new drier.