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The Buick LaCrosse, spanning from 2017 to 2023, maintained its focus on providing a comfortable and refined driving experience within the full-size luxury sedan segment. Externally, the design continued to showcase Buick’s signature styling, featuring a prominent grille and sleek, modern lines. The cabin emphasized comfort and sophistication, with high-quality materials and a spacious interior that ensured a serene environment for passengers. Technological advancements included integrating Buick’s infotainment system offering features like touchscreen displays, smartphone connectivity, and navigation options for enhanced convenience. The LaCrosse’s chassis prioritized a smooth and composed ride, ideal for long-distance cruising and daily commuting. While V6 engines remained available for power, there was a greater emphasis on fuel efficiency with hybrid powertrains, catering to a more eco-conscious market. Safety features like adaptive cruise control, automatic emergency braking, and advanced driver assistance systems further bolstered the LaCrosse’s appeal. In essence, the Buick LaCrosse from 2017 to 2023 continued to provide a blend of luxury, comfort, and technology for those seeking an upscale sedan.

Buick LaCrosse specifications, engine oil capacity, spark plug gap, safety rating, fuel consumption, transmission, and light bulb sizes.


  • P2XX

 2.5L 4-Cylinder eAssist Engine (194 hp, 187 lb-ft of torque)

  • Recommended Oil Viscosity: 5W-30
  • Oil Certification: API
  • Drain Plug Torque: 18 lb-ft (24 Nm)
  • Oil Capacity: 5.5 quarts (5.2 liters)

Spark Plug Gap

  • 0.028 inches (0.7 mm)

3.6L V6 Engine (310 hp, 268 lb-ft of torque)

  • Recommended Oil Viscosity: 5W-30
  • Oil Certification: API
  • Drain Plug Torque: 18 lb-ft (24 Nm)
  • Oil Capacity: 5.7 quarts (or 5.4 liters)

Spark Plug Gap

  • 0.040 inches (1.02 mm)

Engine Coolant

  • Capacity: 11.2 quarts (10.6 liters)


  • Capacity: 15.8 gallons (59.8 liters)
  • Fuel Type: Unleaded gasoline

Windshield Washer Fluid

  • Capacity: 4.2 liters or 1.1 gallons

Brake Fluid

  • Type: DOT 3


  • North America Spec
  • 2.5 L LHN I4
  • 3.6 L LGX DI V6
  • China Spec
  • 1.3 L L3T I3 (turbo gasoline)
  • 1.5 L LFV I4 (turbo gasoline)
  • 1.8 L LKN I4 (hybrid gasoline/electric)
  • 2.0 L LTG I4 (turbo gasoline)
  • 2.0 L LSY I4 (turbo gasoline)


  • 6-speed GM 6T40 (MNH) Automatic
  • CVT
  • 7-speed DCT
  • 8-speed Aisin (AF50-8) Automatic
  • 9-speed 9T50 Hydramatic Automatic
  • 9-speed GM 9T60 (M3G) Automatic

Fuel Consumption

Safety Rating



  • High Beam & Low Beam Light Bulb: D3S
  • Fog Light Bulb: H11/H16
  • Turn Signal Light Bulb Front: LED
  • Parking Light Bulb: LED
  • Daytime Running Light Bulb: LED
  • Side Marker Light Bulb Front: LED


  • Center High Mount Stop Light Bulb: LED
  • Brake Light Bulb: 7440A
  • License Plate Light Bulb: 2825 / 98
  • Tail Light Bulb: LED
  • Turn Signal Light Bulb Rear: 7440
  • Back-Up Reverse Light Bulb: 921
  • Side Marker Light Bulb Rear: LED


  • Stepwell Light Bulb: 194 / 7441
  • Vanity Mirror Light Bulb: 7065
  • Trunk or Cargo Area Light: 194 / 7441
  • Dome Light Bulb: LED
  • Map Light Bulb: LED
  • Interior Door Light Bulb: 194 / 7441