Mercedes-Benz G Class A/C refrigerant type and capacity

GarageDex's A/C data shows the 2017 Mercedes-Benz G Class (8 Cyl. 4.0 Eng. G550) uses 36.8 oz of R-134a refrigerant with PAG-46 compressor oil.

Shop R-134a Match the type on your under-hood decal

Key takeaways

  • 2017 Mercedes-Benz G Class: 36.8 oz of R-134a, PAG-46 oil, see the under-hood decal for the rest.
  • The charge is a full-system amount; a top-off adds far less.
  • Do not mix refrigerant types or oils.
  • A system that is empty has a leak - fix it before charging.
Mercedes-Benz G Class A/C refrigerant and oil by year
YearsEngineRefrigerantChargeCompressor oil
20178 Cyl. 4.0 Eng. G550R-134a36.8 ozPAG-46
20178 Cyl. 5.5 Eng. G63 AMGR-134a36.8 ozPAG-46
20178 Cyl. 6.0 Eng. G65 AMGR-134a36.8 ozPAG-46
20168 Cyl. 4.0 Eng. G550R-134a36.8 ozPAG-46
20168 Cyl. 5.5 Eng. G63 AMGR-134a36.8 ozPAG-46 4.7 oz
20168 Cyl. 6.0 Eng. G65 AMGR-134a36.8 ozPAG-46
20148 Cyl. 5.5 Eng.R-134a33.5 ozPAG-46 8 oz
201312 Cyl. 6.0 Eng.R-134a36.8 ozPAG-46 6.1 oz
20138 Cyl. 5.5 Eng. From 1/1/13R-134a31 ozPAG-46 6.08 oz
20138 Cyl. 5.5 Eng. To 12/31/13R-134a35 ozPAG-46 6.08 oz
20128 Cyl. 5.5 Eng.R-134a35 ozPAG-46 5.75 oz
20118 Cyl. 5.4 Eng.R-134a35 ozPAG-46 5.75 oz
20118 Cyl. 5.5 Eng.R-134a37 ozPAG-46 5.75 oz
20108 Cyl. 5.4 Eng.R-134a37 ozPAG-46 5.75 oz
20108 Cyl. 5.5 Eng.R-134a35 ozPAG-46 5.75 oz
20098 Cyl. 5.5 Eng.R-134a37 ozPAG-46 5.75 oz
20088 Cyl. 5.0 Eng.R-134a37 ozPAG-46 5.75 oz
20088 Cyl. 5.5 Eng.R-134a37 ozPAG-46 5.75 oz
20078 Cyl. 5.0 Eng.R-134a37 ozPAG-46
20078 Cyl. 5.5 Eng.R-134a37 ozPAG-46
2003 to 20068 Cyl. 5.0 Eng.R-134a37 ozPAG-46 4.05 oz
2003 to 20068 Cyl. 5.5 Eng.R-134a37 ozPAG-46 4.05 oz
20028 Cyl. 5.0 Eng.R-134a37 ozPAG-46 4.05 oz

Recharge supplies for your Mercedes-Benz G Class

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.

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Other Mercedes-Benz models

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.