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Claim Your Free PageThanh Auto Services has been a trusted name in Garden Grove vehicle repair since its founding, earning a solid 4.4-star average across 191 Google reviews. Operating Monday through Saturday from 8:30 AM to 5:30 PM, the shop serves drivers throughout Garden Grove and surrounding Orange County communities including Westminster, Stanton, and Anaheim. Their crew handles routine maintenance alongside more involved mechanical work, building steady relationships with local residents who return year after year for honest assessments and fair pricing.
Because Thanh Auto Services operates without a dedicated website, specific brand partnerships or certifications were not available for review. Customers who called ahead report straightforward scheduling conversations, though one reviewer noted challenges with parking availability during busy periods. The shop appears to rely primarily on word-of-mouth recommendations and repeat business rather than formal marketing campaigns.
A five-star review from Owen Liou highlights the shop's ability to diagnose and resolve a non-starting 2002 Lexus RX300 on a Saturday morning. Owner Stewart called back with a clear explanation of the broken water pump and timing belt, providing a quote by afternoon and completing the repair by the following Monday. Fit Defined specifically credited Stewart and fellow technician Keith for consistently delivering quality work despite demanding schedules. These accounts describe attentive, nameable staff members who communicate clearly about problems and timelines, a distinction worth noting when selecting a mechanic in a crowded market.
Three of 191 reviewers specifically named technicians Stewart and Keith, describing personalized attention and clear communication. The positive reviews highlight diagnostic accuracy and reasonable turnaround times, while the two critical reviews cite logistical friction around parking and perceived overstatement of needed repairs.
| Sunday | Closed |
| Monday | 8:30 AM–5:30 PM |
| Tuesday | 8:30 AM–5:30 PM |
| Wednesday | 8:30 AM–5:30 PM |
| ThursdayToday | 8:30 AM–5:30 PM |
| Friday | 8:30 AM–5:30 PM |
| Saturday | 8:30 AM–5:30 PM |
Routine oil changes and fluid top-offs, addressing one customer's complaint about post-service engine performance issues.
Brake pad and rotor evaluation, with mixed opinions from customers about whether recommendations matched actual vehicle condition.
Battery ordering and installation services, though scheduling coordination for arriving customers has caused friction.
Non-start diagnosis and mechanical repair work, exemplified by a successful timing belt and water pump job on a Lexus RX300.
Tune-up support and ongoing mechanical care for cars with established ownership history.