# Best engine diagnostics shops in Katy, page 6

Data as of November 11, 2026. Page 6 of 7. 140 shops, each scored out of 100 on review cadence, review sentiment, stated capabilities and years of experience. How the ranking works: [method](https://bestautorepairshops.com/method/) (markdown: https://bestautorepairshops.com/method/index.md).

| # | Shop | Neighbourhood | Known for | Score |
|---|---|---|---|---|
| 101 | [Cruz Control Automotive](https://bestautorepairshops.com/houston/cruz-control-automotive/) | Katy | Collision repair, Air conditioning repair, Engine diagnostics | 34/100 |
| 102 | [Advanced Level Auto Services LLC. CERTIFIED Mobile Mechanic](https://bestautorepairshops.com/houston/advanced-level-auto-services-llc-certified-mobile-mechanic/) | Katy | ASE certified technicians, Transmission repair, Air conditioning repair | 33/100 |
| 103 | [Martin Auto Care](https://bestautorepairshops.com/houston/martin-auto-care/) | Katy | Tire service, Air conditioning repair, Engine diagnostics | 33/100 |
| 104 | [Rick's Hi-Tech Auto Care](https://bestautorepairshops.com/houston/ricks-hi-tech-auto-care/) | Katy | Towing, Diesel repair, Collision repair | 32/100 |
| 105 | [Millers Mobile Mechanic LLC](https://bestautorepairshops.com/houston/millers-mobile-mechanic-llc/) | Katy | Air conditioning repair, Engine diagnostics, Brake repair | 31/100 |
| 106 | [British Auto Solutions](https://bestautorepairshops.com/houston/british-auto-solutions/) | Katy | Engine diagnostics, Oil change | 28/100 |
| 107 | [Texas Brakes & Alignment](https://bestautorepairshops.com/houston/texas-brakes-and-alignment/) | Katy | Wheel alignment, Tire service, Transmission repair | 27/100 |
| 108 | [Mecánico a domicilio David Auto Repair](https://bestautorepairshops.com/houston/mecanico-a-domicilio-david-auto-repair/) | Katy | Diesel repair, Tire service, Air conditioning repair | 26/100 |
| 109 | [Quick Lane at AutoNation Ford Katy](https://bestautorepairshops.com/houston/quick-lane-at-autonation-ford-katy/) | Katy | Ford, Wheel alignment, Tire service | 26/100 |
| 110 | [NextGen Collision](https://bestautorepairshops.com/houston/nextgen-collision/) | Katy | Towing, Collision repair, Engine diagnostics | 25/100 |
| 111 | [J Lee Auto Service](https://bestautorepairshops.com/houston/j-lee-auto-service/) | Katy | Transmission repair, Air conditioning repair, Engine diagnostics | 25/100 |
| 112 | [Rivas Auto Service](https://bestautorepairshops.com/houston/rivas-auto-service/) | Katy | Collision repair, Transmission repair, Air conditioning repair | 24/100 |
| 113 | [RollStar Auto & Moto](https://bestautorepairshops.com/houston/rollstar-auto-and-moto/) | Katy | Engine diagnostics, Brake repair, Oil change | 23/100 |
| 114 | [Turquino Motors Services](https://bestautorepairshops.com/houston/turquino-motors-services/) | Katy | Diesel repair, Transmission repair, Air conditioning repair | 22/100 |
| 115 | [Down South Gas and Diesel Performance](https://bestautorepairshops.com/houston/down-south-gas-and-diesel-performance/) | Katy | Diesel repair, Transmission repair, Engine diagnostics | 21/100 |
| 116 | [Honda Express Service](https://bestautorepairshops.com/houston/honda-express-service/) | Katy | Transmission repair, Air conditioning repair, Engine diagnostics | 20/100 |
| 117 | [JFL MECHANIC SHOP](https://bestautorepairshops.com/houston/jfl-mechanic-shop/) | Katy | Tire service, Transmission repair, Air conditioning repair | 20/100 |
| 118 | [Project Autosport](https://bestautorepairshops.com/houston/project-autosport/) | Katy | State inspection, Tire service, Transmission repair | 20/100 |
| 119 | [P&D Auto](https://bestautorepairshops.com/houston/p-and-d-auto/) | Katy | Transmission repair, Air conditioning repair, Engine diagnostics | 19/100 |
| 120 | [40-20 Repairs & Services Corp](https://bestautorepairshops.com/houston/40-20-repairs-and-services-corp/) | Katy | Warranty on repairs, Collision repair, Engine diagnostics | 19/100 |

## 101. [Cruz Control Automotive](https://bestautorepairshops.com/houston/cruz-control-automotive/)

Katy · reviewed since at least 2023 · 5.0 rating from 33 reviews

- Review cadence: 7/25
- Review sentiment: 15/25
- Capabilities: 6/25
- Years of experience: 6/25
- Total: 34/100

## 102. [Advanced Level Auto Services LLC. CERTIFIED Mobile Mechanic](https://bestautorepairshops.com/houston/advanced-level-auto-services-llc-certified-mobile-mechanic/)

Katy · reviewed since 2022 · 5.0 rating from 21 reviews

- Review cadence: 3/25
- Review sentiment: 14/25
- Capabilities: 8/25
- Years of experience: 8/25
- Total: 33/100

## 103. [Martin Auto Care](https://bestautorepairshops.com/houston/martin-auto-care/)

Katy · reviewed since 2025 · 4.9 rating from 20 reviews

- Review cadence: 10/25
- Review sentiment: 15/25
- Capabilities: 6/25
- Years of experience: 2/25
- Total: 33/100

## 104. [Rick's Hi-Tech Auto Care](https://bestautorepairshops.com/houston/ricks-hi-tech-auto-care/)

Katy · reviewed since 2013 · 4.1 rating from 58 reviews

- Review cadence: 3/25
- Review sentiment: 3/25
- Capabilities: 11/25
- Years of experience: 15/25
- Total: 32/100

## 105. [Millers Mobile Mechanic LLC](https://bestautorepairshops.com/houston/millers-mobile-mechanic-llc/)

Katy · reviewed since 2021 · 4.5 rating from 49 reviews

- Review cadence: 6/25
- Review sentiment: 10/25
- Capabilities: 5/25
- Years of experience: 10/25
- Total: 31/100

## 106. [British Auto Solutions](https://bestautorepairshops.com/houston/british-auto-solutions/)

Katy · reviewed since 2016 · 4.9 rating from 22 reviews

- Review cadence: 0/25
- Review sentiment: 10/25
- Capabilities: 3/25
- Years of experience: 15/25
- Total: 28/100

## 107. [Texas Brakes & Alignment](https://bestautorepairshops.com/houston/texas-brakes-and-alignment/)

Katy · reviewed since 2015 · 3.8 rating from 40 reviews

- Review cadence: 0/25
- Review sentiment: 3/25
- Capabilities: 9/25
- Years of experience: 15/25
- Total: 27/100

## 108. [Mecánico a domicilio David Auto Repair](https://bestautorepairshops.com/houston/mecanico-a-domicilio-david-auto-repair/)

Katy · reviewed since 2023 · 4.8 rating from 45 reviews

- Review cadence: 6/25
- Review sentiment: 6/25
- Capabilities: 8/25
- Years of experience: 6/25
- Total: 26/100

## 109. [Quick Lane at AutoNation Ford Katy](https://bestautorepairshops.com/houston/quick-lane-at-autonation-ford-katy/)

Katy · reviewed since 2019 · 4.1 rating from 16 reviews

- Review cadence: 3/25
- Review sentiment: 3/25
- Capabilities: 9/25
- Years of experience: 11/25
- Total: 26/100

## 110. [NextGen Collision](https://bestautorepairshops.com/houston/nextgen-collision/)

Katy · reviewed since at least 2023 · 4.7 rating from 83 reviews

- Review cadence: 0/25
- Review sentiment: 14/25
- Capabilities: 5/25
- Years of experience: 6/25
- Total: 25/100

## 111. [J Lee Auto Service](https://bestautorepairshops.com/houston/j-lee-auto-service/)

Katy · reviewed since 2018 · 4.6 rating from 27 reviews

- Review cadence: 0/25
- Review sentiment: 6/25
- Capabilities: 6/25
- Years of experience: 13/25
- Total: 25/100

## 112. [Rivas Auto Service](https://bestautorepairshops.com/houston/rivas-auto-service/)

Katy · reviewed since 2018 · 4.3 rating from 6 reviews

- Review cadence: 0/25
- Review sentiment: 3/25
- Capabilities: 8/25
- Years of experience: 13/25
- Total: 24/100

## 113. [RollStar Auto & Moto](https://bestautorepairshops.com/houston/rollstar-auto-and-moto/)

Katy · reviewed since at least 2026 · 5.0 rating from 15 reviews

- Review cadence: 5/25
- Review sentiment: 14/25
- Capabilities: 4/25
- Years of experience: 0/25
- Total: 23/100

## 114. [Turquino Motors Services](https://bestautorepairshops.com/houston/turquino-motors-services/)

Katy · reviewed since 2024 · 5.0 rating from 6 reviews

- Review cadence: 3/25
- Review sentiment: 7/25
- Capabilities: 8/25
- Years of experience: 4/25
- Total: 22/100

## 115. [Down South Gas and Diesel Performance](https://bestautorepairshops.com/houston/down-south-gas-and-diesel-performance/)

Katy · reviewed since 2017 · 4.5 rating from 6 reviews

- Review cadence: 0/25
- Review sentiment: 2/25
- Capabilities: 6/25
- Years of experience: 13/25
- Total: 21/100

## 116. [Honda Express Service](https://bestautorepairshops.com/houston/honda-express-service/)

Katy · reviewed since at least 2021 · 3.7 rating from 253 reviews

- Review cadence: 4/25
- Review sentiment: 2/25
- Capabilities: 6/25
- Years of experience: 8/25
- Total: 20/100

## 117. [JFL MECHANIC SHOP](https://bestautorepairshops.com/houston/jfl-mechanic-shop/)

Katy · reviewed since 2024 · 5.0 rating from 8 reviews

- Review cadence: 4/25
- Review sentiment: 4/25
- Capabilities: 8/25
- Years of experience: 4/25
- Total: 20/100

## 118. [Project Autosport](https://bestautorepairshops.com/houston/project-autosport/)

Katy · reviewed since 2025 · 5.0 rating from 8 reviews

- Review cadence: 0/25
- Review sentiment: 9/25
- Capabilities: 9/25
- Years of experience: 2/25
- Total: 20/100

## 119. [P&D Auto](https://bestautorepairshops.com/houston/p-and-d-auto/)

Katy · reviewed since 2022 · 4.3 rating from 18 reviews

- Review cadence: 0/25
- Review sentiment: 5/25
- Capabilities: 6/25
- Years of experience: 8/25
- Total: 19/100

## 120. [40-20 Repairs & Services Corp](https://bestautorepairshops.com/houston/40-20-repairs-and-services-corp/)

Katy · reviewed since at least 2025 · 4.4 rating from 15 reviews

- Review cadence: 5/25
- Review sentiment: 6/25
- Capabilities: 6/25
- Years of experience: 2/25
- Total: 19/100

Pages: [Previous page](https://bestautorepairshops.com/houston/katy/engine-diagnostics/page/5/) · [Next page](https://bestautorepairshops.com/houston/katy/engine-diagnostics/page/7/)

## Questions

**Which engine diagnostics shop in Katy ranks highest?** [Proline Auto](https://bestautorepairshops.com/houston/proline-auto/), with a score of 91 out of 100.

**Which engine diagnostics shop in Katy has the most reviews in the last 12 months?** [AutoNation Chrysler Dodge Jeep RAM Katy](https://bestautorepairshops.com/houston/autonation-chrysler-dodge-jeep-ram-katy/), with 80+ reviews in the last 12 months.

**Which engine diagnostics shop in Katy has the highest Google rating?** [Integrity 1st Car Pros](https://bestautorepairshops.com/houston/integrity-1st-car-pros-katy-h-tswm/), rated 5.0 from 369 reviews.

**Which engine diagnostics shop in Katy has been open the longest?** [Cinco Car Care](https://bestautorepairshops.com/houston/cinco-car-care/), founded in 1989, going by the year it states itself.

**How many shops does this ranking include?** 140 shops, each scored out of 100 on review cadence, review sentiment, stated capabilities and years of experience.