Which lubricant for your Buick (USA / CAN) Park Avenue 3.8 V6 (2004 - 2005)?

Choosing the best Yacco lubricant for the maintenance of your Buick (USA / CAN) Park Avenue 3.8 V6 ? Yacco gives you a complete professional advice on selecting your motor oil, gearbox oil (transaxle), power steering and brake fluids, coolants.

Engine L36


  • Capacity 4,3 litre

Power steering

Use : Normal


Temperature : year-round

Transaxle, automatic 4T65-E 4/1


  • Capacity 7 litre (Service fill)
  • Capacity 9,5 litre (Overhaul capacity)
  • Capacity 12,7 litre (Dry fill)

Hydraulic brake system

Grease points/nipples

Cooling system


  • Capacity 12,3 litre

The database in this YACCO web site is a guide for the correct oil for your vehicle. It is established by comparing the range of YACCO lubricants to the standards and requirements of the manufacturers. This web site helps decision-making but does not replace the oil recommendation advice of the professional, whose liability can be engaged in case of non-respect of the oil sump capacities and of the OEM matched specification indicated in the maintenance booklet and/or in the technical documentation of the Manufacturer.