For vehicles with the 3.1L engine.
Condition: Excellent (A)
Mileage: 152,200 miles
This part is for vehicles without the coolant level sensor.
Condition: Excellent (A)
Mileage: 34,000 miles
For vehicles with the 3.1L engine and 4-speed automatic transmission. Fits 4-door models.
Condition: Excellent (A)
Mileage: 165,900 miles
Includes Cap & Sensor; Length: 185mm
For vehicles with the 1.5L turbocharged engine and automatic transmission. Includes the reservoir cap. Built for the US market (verify your vehicle's 11th VIN digit is Z).
Condition: Excellent (A)
Mileage: 102,100 miles
w/o Coolant Level Sensor
This part includes the coolant bottle only.
Condition: Excellent (A)
Mileage: 136,000 miles
Condition: Excellent (A)
Mileage: 87,600 miles
It fits vehicles with the 3.6L engine.
Condition: Excellent (A)
Mileage: 28,000 miles
For vehicles with the 3.4L engine. This is a non-pressure type reservoir.
Condition: Excellent (A)
Mileage: 80,000 miles
Browse our selection of quality engine coolant reservoir parts designed specifically for your Buick Regal. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
25th Anniversary Edition · Base · CXL · GS · GSE · LS · LSE · Premium · SR · Sport Touring
Coupe · Sedan
L4 2.0L · L4 2.4L · V6 3.8L · V8 5.0L · V8 5.7L · V8 7.5L
Automatic · Manual · U/K