The Best GMC Repair in Walpole, ME

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

#1

Miles Automotive

4.8
(180 reviews)
Verified

Miles Automotive is a highly respected, family-owned shop known for its technical depth and honest service. They have built a strong reputation for diagnosing and repairing complex issues on modern domestic trucks and SUVs. Their technicians are skilled in advanced diesel diagnostics, transmission servicing, and electronic systems, making them a top choice for GMC owners, particularly those with Denali trims and Duramax engines.

576 Main St, Damariscotta, ME 04543

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali electronics
diagnostics

Business Information

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

Boothbay Region Auto Repair

4.7
(150 reviews)
Verified

This well-established shop is known for its comprehensive service capabilities and commitment to customer education. They routinely service the area's trucks and boats, giving them extensive experience with towing systems, 4WD components, and heavy-duty suspensions. They are a trusted name for both routine maintenance and complex repairs on GMC Sierras, Yukons, and Canyon/Colorado models.

105 Townsend Ave, Boothbay Harbor, ME 04538

Specialties & Features

4WD and towing system service
Heavy-duty suspension
EcoTec engine diagnostics

Business Information

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

Simpsons Auto Service

4.6
(90 reviews)
Verified

Simpsons Auto Service has built a loyal local following through reliable work and personalized service. While a general repair shop, they have developed a significant niche in servicing GM vehicles. Their strengths lie in powertrain diagnostics, including the EcoTec series, and they are a go-to for transmission fluid services, transfer case maintenance, and addressing check engine lights on late-model GMCs.

952 Main St, Damariscotta, ME 04543

Specialties & Features

EcoTec engine diagnostics
Transmission service
General GMC maintenance
repair

Business Information

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

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

** The GMC repair market servicing Walpole, Maine, is characterized by high-quality, independent shops rather than a high volume of dealerships or chain stores. The closest GMC dealerships are in Brunswick or Rockland, creating a strong demand for competent local specialists. The independent shops in the Damariscotta/Newcastle and Boothbay Harbor areas have risen to meet this demand, offering a personalized alternative with deep community roots. * **Average Quality:** The average quality of service is high. These shops survive on reputation and word-of-mouth in a tight-knit community, which incentivizes thorough and honest work. * **Competition Level:** Competition is moderate but professional. Each shop has cultivated its own strengths and a loyal customer base. There is less cut-throat pricing and more competition based on technical reputation and trust. * **Typical Pricing:** Labor rates are competitive for rural coastal Maine, typically ranging from **$120 - $150 per hour**. This is generally lower than dealership rates but reflects the high skill level required for modern truck repair. Parts pricing is market-standard, but these shops often have access to premium OEM and aftermarket suppliers for components like suspension and towing parts.

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 Walpole regulations and climate