Buick Regal Owners & Service Manuals
Buick Regal 2018-2026 Owners Manual / Customer Information

Buick Regal: Customer Information

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 Customer Satisfaction Procedure

Your satisfaction and goodwill are important to your dealer and to Buick. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by your dealer's sales or s

 Customer Assistance Offices

Buick encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail Buick, the letter should be addressed to: United States and Puerto Rico Buick

 Online Owner Center

Online Owner Experience (U.S.) my.buick.com The Buick online owner experience allows interaction with Buick and keeps important vehicle-specific information in one place. Membership Benefits : Downloa

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 Fuel (2.0L Turbo Engine)

Premium Recommended Fuel Use premium 93 octane unleaded gasoline in your vehicle. Unleaded gasoline with an octane rating as low as 87 may be used, but it will reduce performance and fuel economy. Fuel (3.6L Engine) Regular Fuel Use only unleaded gasoline rated 87 octane or higher in your vehicle.

 Cooling Fan Description and Operation

System Overview The engine cooling fan system consists of 2 electric cooling fans and 3 fan relays. The cooling fan relays are arranged in a series/parallel (S/P) configuration. This allows the engine control module (ECM) to operate both fans together at low or high speeds using 2 fan control circ

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