Wrench.ProWrench.Pro

2011 Buick Regal Maintenance Schedule

Manufacturer-recommended service intervals and open recall alerts for your 2011 Buick Regal.

Make this page yours

Personalize for your car and your area

ZIP unlocks trusted shops near you. Mileage unlocks personalized service due dates. Either or both — your call.

Your ZIP stays with us. We share your city with shops, never your ZIP. Read our Promise →

4 Open Recalls

Source: NHTSA

ELECTRICAL SYSTEM:IGNITION

Campaign #16V502000 · 05/07/2016

Issue: General Motors LLC (GM) is recalling certain model year 2016-2017 Buick Verano and 2016 Chevrolet Malibu as the electronic park lock lever may allow the ignition key to be removed without the transmission being in PARK. Also, certain 2013 Buick Encore, 2011 Buick Regal, 2013-2014 Buick Verano, 2011-2016 Chevrolet Cruze, 2010-2013 Chevrolet Equinox 2013-2015 Chevrolet Malibu, and 2011-2013 GMC Terrain vehicles may have been serviced with similar defective replacement electronic park lock levers. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 114, "Theft Protection and Rollaway Prevention."

Risk: If the key is removed without the transmission in PARK, the vehicle may rollaway as occupants are exiting, increasing the risk of injury.

Fix: GM will notify owners, and dealers will inspect and if necessary replace the key cylinder lock housing, free of charge. The recall began on October 14, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick 1-800-521-7300, and GMC 1-800-462-8782. GM's number for this recall is 50490 and 50491.

ELECTRICAL SYSTEM:WIRING

Campaign #16V517000 · 07/07/2016

Issue: General Motors LLC (GM) is recalling certain model year 2011 Buick Regal vehicles manufactured November 3, 2009, to March 25, 2011, equipped with 8-way power adjustable front seats. The power seat wiring harness may contact the seat frame, causing the wires to chafe.

Risk: Chafed harness wires may cause a short circuit, increasing the risk of a fire.

Fix: GM will notify owners, and dealers will inspect and secure the wiring harness, and repair any chafed wires as necessary, free of charge. The recall began on March 13, 2017. Owners may contact Buick customer service at 1-800-521-7300. GM's number for this recall is 30710.

SEATS:FRONT ASSEMBLY:POWER ADJUST

Campaign #14V447000 · 23/07/2014

Issue: General Motors LLC (GM) is recalling certain model year 2011-2012 Buick LaCrosse, Regal and Chevrolet Camaro, as well as certain 2010-2012 Cadillac SRX, Chevrolet Equinox and GMC Terrain vehicles, equipped with power height adjustable driver and passenger seats. In the affected vehicles, the bolt that secures the driver's and passenger's power front seat height adjuster may fall out causing the seat to drop suddenly to the lowest vertical position.

Risk: If the driver's seat unexpectedly drops, the distraction and altered seat position may affect the drivers' control of the vehicle, increasing the risk of a crash.

Fix: GM will notify owners, and dealers will replace the height adjuster shoulder bolts, free of charge. The manufacturer distributed interim letters to owners on September 11, 2014. The recall began on December 26, 2014. Owners may contact GM customer service at 1-800-521-7300 (Buick), 1-800-458-8006 (Cadillac), 1-800-222-1020 (Chevrolet), or 1-800-462-8782 (GMC). GM's number for this recall is 14271.

EXTERIOR LIGHTING:TURN SIGNAL

Campaign #12V484000 · 04/10/2012

Issue: General Motors LLC (GM) is recalling certain model year 2011-2013 Buick Regal and model year 2013 Chevrolet Malibu vehicles. These vehicles are equipped with two turn signal bulbs in each front turn signal. If one of the two front turn signal bulbs burn out in either front turn signal lamp, there is no indication to the driver. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard No. 108, "Lamps, Reflective Devices, and Associated Equipment."

Risk: If the driver is not aware that a turn signal is not functioning properly, the driver may continue to drive the vehicle. If half of a front turn signal is not illuminating, other driver's may not be aware that the affected vehicle is turning, thereby increasing the risk of a crash.

Fix: GM will notify owners, dealers will update the body control module software, free of charge. The recall began in September 2014. Owners may contact Buick at 1-800-521-7300 or Chevrolet at 1-800-222-1020. GM's number for this recall is 12212.

Recall data refreshed Jun 7, 2026.

Essential maintenance

Critical for safety and preventing major damage

🛢️

Oil & Filter Change

Every 7,500 mi

Replace engine oil and oil filter. Modern synthetic oil lasts 7,500–10,000 miles.

Estimated cost — typical U.S. ranges

Dealer

~$120–$160

Shop

~$85–$115

DIY

~$25–$55

Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.

🔄

Tire Rotation

Every 7,500 mi

Rotate tires to ensure even wear and extend tire life.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Often free at the shop where you bought the tires — worth asking before paying.

🛑

Brake Inspection

Every 15,000 mi

Inspect brake pads, rotors, and fluid. Replace pads if worn below minimum thickness.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.

⏱️

Timing Belt / Chain

Every 60,000 mi

Replace timing belt (if applicable). Critical failure can cause major engine damage.

Estimated cost — typical U.S. ranges

Dealer

~$935–$1175

Shop

~$655–$825

DIY

Pro only

On interference engines, a snapped belt destroys valves. Worth doing on schedule. Bundle water pump + tensioner — labor is already there.

Important maintenance

Keeps your vehicle running smoothly and efficiently

💨

Engine Air Filter

Every 15,000 mi

Replace the engine air filter to maintain fuel efficiency and engine performance.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

5-minute job on most cars; the airbox lid usually has clips, no tools needed.

🌡️

Coolant Flush

Every 30,000 mi

Flush and replace engine coolant to prevent overheating and corrosion.

Estimated cost — typical U.S. ranges

Dealer

~$285–$330

Shop

~$200–$235

DIY

~$25–$60

Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.

⚙️

Transmission Fluid

Every 30,000 mi

Replace transmission fluid to keep shifts smooth and prevent wear.

Estimated cost — typical U.S. ranges

Dealer

~$330–$500

Shop

~$235–$355

DIY

~$60–$180

Some sealed transmissions have no dipstick — fill is precise and best left to a shop. Many drivers can still DIY drain-and-fill.

Spark Plugs

Every 30,000 mi

Replace spark plugs for optimal combustion, fuel economy, and performance.

Estimated cost — typical U.S. ranges

Dealer

~$285–$390

Shop

~$200–$275

DIY

~$25–$100

Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.

🔗

Serpentine Belt

Every 50,000 mi

Inspect and replace the serpentine belt to avoid unexpected breakdowns.

Estimated cost — typical U.S. ranges

Dealer

~$195–$235

Shop

~$135–$165

DIY

~$20–$50

DIY-friendly if you can reach the tensioner. Inspect for cracks rather than swap on a strict mileage interval.

Recommended maintenance

Extends the life of your vehicle and improves comfort

🌬️

Cabin Air Filter

Every 15,000 mi

Replace the cabin air filter for clean air inside the vehicle.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

Usually behind the glovebox. Shops charge labor for a 10-minute job — easy DIY win.

🔋

Battery Test & Service

Every 25,000 mi

Test battery health and clean terminals. Average battery life is 3–5 years.

Estimated cost — typical U.S. ranges

Dealer

~$225–$390

Shop

~$160–$280

DIY

~$130–$250

Most auto-parts stores test and install batteries free with purchase. Skip the dealer markup.

🔧

Power Steering Fluid

Every 50,000 mi

Check and replace power steering fluid to maintain steering responsiveness.

Estimated cost — typical U.S. ranges

Dealer

~$185–$220

Shop

~$130–$155

DIY

~$15–$40

Most cars built after ~2012 use electric power steering and have no fluid to service.

Known issues for this vehicle

What drivers and federal regulators have officially reported about the 2011 Buick Regal.

Reported to NHTSA

NHTSA has 279 complaints on file for the 2011 Buick Regal (2010-07 → 2026-05). We haven't reviewed and grouped them yet for this specific YMM — for now, the full list lives on NHTSA.

Top reported components: ENGINE (108) · ELECTRICAL SYSTEM (75) · POWER TRAIN (39)

Read all complaints on NHTSA →

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Jun 13, 2026. Investigation data refreshed Jun 13, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.

Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.

How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.

This maintenance schedule for the 2011 Buick Regal reflects general industry intervals for modern vehicles. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.