Our certified mobile GMC mechanics in San Marcos will repair your car at your home or office

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4 Best Mobile GMC Auto Repair Mechanics in San Marcos, TX

(1004 Reviews)
31 years


by Beverly from San Marcos, TX 78666

Patrick, was on time efficient and answered my questions. I had worked with him before and really do like the way he get the job done! I will use him again!

(176 Reviews)
8 years
by Michael from Austin, TX 78746

Fantastic service and very friendly.


by Justin from Austin, TX 78704

Great job and on time!

(3 Reviews)
12 years


Brake Pads


by Meagan from Austin, TX 78748

Samual showed up exactly on time. He had to go get one more part but finish the job within about 2 1/2 hours. This was my first time using Your Mechanic and I will definitely use it again and request Samual.

(70 Reviews)
24 years


fuel line


by Autumn from San Marcos, TX 78666

Fantastic service! David is punctual, reliable, courteous and very knowledgeable. My vehicle is 100% fixed. I will definitely request David the next time my vehicle needs repair.


by Autumn from San Marcos, TX 78666

I’m a repeat customer, and only ask for David. He’s professional and extremely knowledgeable. I trust David’s judgment.

Excellent Auto Repair Ratings


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San Marcos GMC Service Rating

Average Rating


Number of Reviews


San Marcos GMC Auto Repair

Service Hours

7 AM - 9 PM

7 days a week

Phone Number

1 (800) 701-6230

Phone Hours

6 AM - 5 PM PST

Mon - Fri

7 AM - 4 PM PST

Sat - Sun


We come to you at no extra charge


12-month/12,000-mile warranty

Our certified GMC mobile mechanics perform over 600 services, including diagnostics, brakes, belts, oil changes, 30k/60k/90k maintenances, and will come to you with all necessary parts and tools.
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San Marcos GMC Service Area

Answers to common GMC questions

Bad lighting coming from the low beams
Answered by Jay
Your Body Control Module (BCM) controls the headlights on your truck. According to GMC your headlights meet all safety standards; however they have a technical service bulletin (TSB) that may pertain to your situation. The TSB number PIT5374 dated February...
Stablity control warning light on constantly
Answered by Derek
I agree that technology breeds a love and hate relationship, my advice is to concentrate on the loving and leave the hate behind. The issue with your vehicle may be a somewhat straightforward repair. GMC is aware of a corrosion...
Check Engine light repeatedly lights up no matter what
Answered by Jay
There is an original equipment manufacturer (OEM) campaign 14515b that is calling for the chassis control module. The module has a problem that it has corrosion internally causing random check engine lights and possible engine stall or fail to start....
If the air is too cold, motor knocks on startup
Answered by Derek
As strange as it may sound, the oil filter that was used during one of your oil changes may be the root cause. GMC Technical Service Bulletin (TSB) 10-06-01-003C has detailed technical information showing that some non ACDelco oil filters...

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