When you need warranty coverage, there is no reason to overcomplicate it. You can take advantage of three different levels of Parts Warranties for your Chevrolet, Buick, GMC or Cadillac. These simple and straightforward options help cover your vehicle when you take it to the Certified Service experts for repair or replacement auto parts. Read below for more information to see which warranty works best for you.

24-Month/Unlimited-Mile Limited Warranty

Our most common Parts Warranty offers a coverage period on a majority of our Service Replacement Parts, including labor (ACDelco and GM Genuine Parts included), as long as the part was installed by a General Motors dealership. Please visit your local GM dealership to learn more about the warranty part details and qualifications. Warranty effective April 1, 2018. Parts that are covered include:

  • GM Original Equipment Brakes
  • GM Original Equipment Rotors
  • GM Original Equipment Alternators and Starters
  • Professional Brakes
  • Professional Rotors
  • Professional Alternators and Starters

Visit your local GM dealership for more product details

Limited Lifetime Warranty

General Motors offers a Limited Lifetime Warranty on specific service parts sold by GM dealers. GM warrants to the purchaser that it will replace these specific Genuine GM/ACDelco parts for all manufacturer defects, including 24 months of labor (see list below):

  • Chassis Parts
  • Fuel Pumps – Electronic
  • Ignition Wire Sets
  • Radiators
  • Shock Absorbers/Struts
  • Wheel Bearings – Hub Bearings
Effective Date: This Limited Lifetime Warranty is valid for parts purchased on or after April 1, 2014 and shall remain in effect for as long as the named purchaser owns the vehicle on which the part was installed.

Qualifications: It will be incumbent on the purchaser to retain the original sales receipt and/or job card, together with the properly completed warranty reimbursement form. A warranty reimbursement form is provided at time of purchase or can be downloaded from the internet at

12-Month/Unlimited Warranty

Effective April 1, 2018, General Motors offers a 12-month/unlimited-mile coverage period on these select ACDelco Replacement Parts, including labor, as long as the part was installed by a General Motors dealership (see list below):

  • Advantage Wheel Bearings – Hub
  • Advantage Shocks and Struts
  • Advantage Brakes
  • Advantage Chassis Parts
  • Parts that include bolts, fasteners, grommets, spacers, shims, washers, and clips


This auto part warranty remains in effect for as long as the original purchaser owns the eligible vehicle on which the part(s) was originally installed. The original purchaser seeking a repair must return the vehicle to a Chevrolet, Buick, GMC, or Cadillac dealership. The original purchaser must provide a copy of the original auto repair order showing that a Chevrolet, Buick, GMC, or Cadillac dealership had earlier replaced the warranty-eligible part. The cost of the replacement auto part(s) will be covered; labor is covered up to 2 years of original purchased part. Locate a dealer near you to take advantage of this valuable warranty and the expertise of our technicians, who receive exclusive training on your specific vehicle.

Locate a dealer near you to take advantage of this valuable warranty and the expertise of our technicians who receive training on your specific vehicle.


The 24-Month/Unlimited-Mile Limited Warranty, the Limited Lifetime Warranty, and the 12-Month/Unlimited Warranty exclude the following:
  • Fluids or any additional parts necessary to complete the installation
  • Damage due to improper installation, alteration, or objects striking the part
  • Damage caused by the use of a coolant or coolant mixture not in accordance with the vehicle warranty
  • Improper application; use of part in a manner not specified by General Motors
  • Loss of time, inconvenience, loss of use, or other incidental or consequential damages

Are you ready to receive the elite treatment?

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(281) 301-0371

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Welcome to Big Star Buick GMC

Thank you for making your way to Big Star Buick GMC, your certified Buick, GMC dealer serving drivers throughout Baytown and the surrounding areas. At our dealership, you’ll find a solid selection of new models for sale, as well as a carefully inspected lineup of pre-owned vehicles. We also have a well-connected finance center run by a qualified team of finance experts, who can help you get the right loan or lease in a quick, easy, and transparent manner.

Our commitment to our customers continues well beyond the date of purchase. We also have a professional team of Buick, GMC technicians on hand with the skills and equipment to handle all manner of maintenance and repairs, as well as a full stock of authentic parts. Make your way to Big Star Buick GMC in Baytown today for quality vehicles, a friendly team, and professional service at every step of the way. And if you have any questions for us, you can always get in touch at (281) 424-6500.

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4411 East Fwy
Baytown, TX 77521

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Contact Us

4411 East Fwy
Baytown, TX 77521

Today's Hours

Sales: Closed

Service: Closed

Parts: Closed

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Big Star Buick GMC 29.8046, -94.99262.