The Best GMC Repair in Chillicothe, IL

Compare the highest-rated gmc repair mechanics in Chillicothe, Illinois. All shops are licensed, insured, and verified through our rigorous screening process.

#1

Chillicothe Auto & Truck Repair

4.8
(180 reviews)
Verified

A highly reputable, family-owned shop known for its technical expertise with both domestic and import vehicles, with a strong emphasis on truck and SUV service. They are frequently recommended for complex diagnostics and engine work, making them a top choice for GMC owners.

1128 N 4th St, Chillicothe, IL 61523

Specialties & Features

Duramax diesel service
EcoTec engine diagnostics
Allison transmission repair

Business Information

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

Gary Matthews Automotive

4.7
(120 reviews)
Verified

A long-standing pillar of the local community, this shop is praised for its honesty, quality workmanship, and deep knowledge of American-made trucks. They have extensive experience with suspension systems and drivetrain components critical for GMC heavy-duty models.

925 N 2nd St, Chillicothe, IL 61523

Specialties & Features

Heavy-duty truck suspension
4WD and towing system service
transmission repair

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Tim's Auto Repair

4.6
(90 reviews)
Verified

While a slightly smaller operation, Tim's has built a strong reputation for personalized service and expertise in electrical systems and general engine repair. They are a reliable option for GMC owners needing diagnostics and maintenance, including work on towing packages and electronic features.

1322 N 4th St, Chillicothe, IL 61523

Specialties & Features

Towing package maintenance
EcoTec engine diagnostics
general GMC service
repair

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in Chillicothe

** The GMC repair market in Chillicothe is characterized by a small number of high-quality, independent repair shops rather than a high volume of specialized dealers or chains. The market is not saturated, which allows established businesses to maintain strong reputations through word-of-mouth and consistent service. There is no standalone GMC/Cadillac dealer within Chillicothe itself; the nearest would be in Peoria. **Average Quality:** The average quality of independent shops is notably high. These businesses survive on reputation and tend to employ experienced, ASE-certified technicians who are proficient with the full range of GMC vehicles, from light-duty Sierras with EcoTec engines to heavy-duty Denali and Duramax models. **Competition Level:** Competition is moderate but healthy. It is based more on specialized expertise and customer service than on price undercutting. Shops often develop niches (e.g., one is known for transmissions, another for diesel). This creates a collaborative rather than cut-throat environment, which benefits the consumer. **Typical Pricing:** Pricing is competitive with the broader Peoria area. Labor rates are typically in the **$110 - $140 per hour** range. Given the complexity of GMC systems (especially Duramax diesel and Allison transmissions), parts and diagnostic time can be significant. Owners should expect premium pricing for specialized work but can find fair value through these established, reputable providers.

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 Chillicothe regulations and climate