Buick LaCrosse, P2XX (USA / CAN)

Automatic transmission fluid capacity & service interval

Buick LaCrosse, P2XX (USA / CAN) automatic transmission fluid capacity ranges from 4 to 9,5 liters. Service intervals require a change every 45000 miles. The data covers 9 configurations.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
LaCrosse 2.5 (2018-2020)
  • Use: Severe
  • Capacity 8-8,5 liter (Overhaul capacity)
  • Capacity 4-6 liter (Service fill)
  • Change 45000 miles
  • Code: Hydra-Matic 6T40 6/1
LaCrosse 3.6L V6 VVT (2018-2020)
  • Use: Normal
  • Capacity 8,5-9,5 liter (Overhaul capacity)
  • Capacity 5-6 liter (Service fill)
  • Code: 9T60 9/1
LaCrosse 3.6L V6 VVT (2018-2020)
  • Use: Severe
  • Capacity 8,5-9,5 liter (Overhaul capacity)
  • Capacity 5-6 liter (Service fill)
  • Change 45000 miles
  • Code: 9T60 9/1
LaCrosse 3.6L V6 VVT (2018-2020)
  • Use: Normal
  • Capacity 8-8,5 liter (Overhaul capacity)
  • Capacity 4-6 liter (Service fill)
  • Code: Hydra-Matic 6T40 6/1
LaCrosse 3.6L V6 VVT (2018-2020)
  • Use: Severe
  • Capacity 8-8,5 liter (Overhaul capacity)
  • Capacity 4-6 liter (Service fill)
  • Change 45000 miles
  • Code: Hydra-Matic 6T40 6/1
LaCrosse 3.6L V6 VVT AWD (2018-2020)
  • Use: Normal
  • Capacity 8,5-9,5 liter (Overhaul capacity)
  • Capacity 5-6 liter (Service fill)
  • Code: 9T60 9/1
LaCrosse 3.6L V6 VVT AWD (2018-2020)
  • Use: Severe
  • Capacity 8,5-9,5 liter (Overhaul capacity)
  • Capacity 5-6 liter (Service fill)
  • Change 45000 miles
  • Code: 9T60 9/1
LaCrosse 3.6L V6 VVT (2017-2017)
  • Use: Normal
  • Capacity 9 liter (Dry fill)
  • Code: 8/1
LaCrosse 3.6L V6 VVT (2017-2017)
  • Use: Severe
  • Capacity 9 liter (Dry fill)
  • Change 45000 miles
  • Code: 8/1

Other Systems