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

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

Benchmark Transmission is a leading service center in Newark, Claymont, Middletown, and New Castle for Hummer repair and service. Hummer was a line of trucks that were developed by the General Motors Company. Marketed as three vehicles, the Hummer H1, H2, and H3. The H1 and H2 were designed after the Humvee, and the H3 was based on smaller civilian market share.

Benchmark Transmission offers the following drivetrain repair services for all Hummer 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 Hummer.

Hummer 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
Hummer Differential Service & Repair
  • Differential Diagnosis
  • Differential Rebuild
  • Differential Fluid
  • Differential Parts
Hummer Clutch Service & Repair
  • Clutch Adjustment
  • Clutch Kit Installation
  • Clutch Slave Cylinder
Hummer Miscellaneous Drivetrain Components
  • Axle Shafts
  • U-Joints
  • Transfer Case
  • CV Joints

Hummer Models Repaired & Serviced

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