The Best Auto Repair in Diagonal, IA

Compare the highest-rated general auto repair mechanics in Diagonal, Iowa. All shops are licensed, insured, and verified through our rigorous screening process.

#1

Diagonal Repair Center

4.5
(65 reviews)
Verified

A full-service, locally-owned garage offering comprehensive automotive repair and maintenance. Known for its honest diagnostics, personalized service, and deep roots in the community. They handle everything from routine oil changes to complex engine and transmission work.

101 Main St, Diagonal, IA 50845

Specialties & Features

Engine diagnostics
Brake system service
General maintenance

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Mount Ayr Auto & Tire

4.7
(120 reviews)
Verified

A highly-rated shop located in the nearby county seat of Mount Ayr (approx. 12 miles from Diagonal). They offer a wide range of services with an emphasis on using advanced diagnostic equipment. Their team includes ASE-certified technicians, and they are known for their thorough explanations and quality workmanship.

1500 W South St, Mount Ayr, IA 50854

Specialties & Features

Electrical system diagnostics
Transmission service
AC/Heating repair

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Creston Auto & Diesel Repair

4.6
(180 reviews)
Verified

A well-established and larger service center in Creston, IA (approx. 20 miles from Diagonal). They serve a broad clientele and have the capacity for both quick-service jobs and major repairs. Their expertise covers domestic and import vehicles, and they are a trusted name for complex electrical and drivability issues.

805 N Sumner Ave, Creston, IA 50801

Specialties & Features

Engine repair
Electrical diagnostics
Transmission service

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

Why These Are the Top General Auto Repair Auto Repair Shops in Diagonal

** The general auto repair market serving Diagonal, Iowa, is characteristic of a rural Midwestern community. The in-town option, Diagonal Repair Center, provides essential, convenient services for minor repairs and maintenance. For more specialized or complex diagnostics, residents typically travel to the nearby county seats of Mount Ayr or Creston, which offer more competitive pricing, broader parts availability, and technicians with specialized certifications due to their larger population base. The market is not overly saturated, fostering a competitive yet community-oriented environment where reputation and word-of-mouth are paramount. Shops are predominantly long-standing, family-owned businesses, which contributes to a high level of trust. Pricing is generally competitive and moderate, reflecting the regional cost of living, with labor rates typically lower than in major metropolitan areas.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All shops are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Diagonal regulations and climate