Newark 302 368 4900
Middletown 302 376 6510
Claymont 302 792 2300
New Castle 302 999 9400

Newark, Claymont, Middletown, and New Castle DE GMC Repair & Service

Benchmark Transmission is a leading service center in Newark, Claymont, Middletown, and New Castle for GMC repair and service. GMC is a line of trucks, vans, and SUV vehicles sold in the United States by the General Motors Company. In 2007 GMC was second only to General Motor's Chevrolet division for total vehicles sold. GMC vehicles are marketed and sold in the Middle East. The GMC company published a book in 2002 titled "GMC: The First 100 Years" that explained the company's history.

Benchmark Transmission offers the following drivetrain repair services for all GMC vehicle types. Our drivetrain technicians are professionally trained and certified specialists who are recognized by many in the Newark, Claymont, Middletown, and New Castle area as being the best choice in the area for the repair and service of automatic and manual transmissions, transfer cases, differentials, driveshafts, u-joints, and cv joints for vehicle models manufactured by GMC.

GMC Transmission Repair & Service
  • 4-Wheel Drive (4x4)
  • Automatic Transmission
  • Computer Diagnosis
  • External Diagnosis
  • Fluid & Filter Replacement
  • Manual Transmission
  • Performance Transmission
  • Transmission Adjustment
  • Transmission Cooler
  • Transmission Rebuild
  • Transmission Replacement
  • Transmission Reseal
GMC Differential Service & Repair
  • Differential Diagnosis
  • Differential Rebuild
  • Differential Fluid
  • Differential Parts
GMC Clutch Service & Repair
  • Clutch Adjustment
  • Clutch Kit Installation
  • Clutch Slave Cylinder
GMC Miscellaneous Drivetrain Components
  • Axle Shafts
  • U-Joints
  • Transfer Case
  • CV Joints

GMC Models Repaired & Serviced

Benchmark Transmission services and repairs the following vehicle models manufactured by GMC at our auto repair shop in Newark, Claymont, Middletown, and New Castle DE.