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Where Quality Counts!

Marks Auto Service Inc is your source for complete Maintenance & Repair. We have been in Business in the Same Location in Boulder for 35 years.

  • AUTOS  ~  LIGHT TRUCKS  ~  SUV’S  ~  4X4’S  ~  DIESELS  ~  HYBRID
  • EQUIPPED TO DIAGNOSE & REPAIR LATE MODEL COMPUTERIZED VEHICLES
  • CERTIFIED IN HYBRID MAINTENANCE & SERVICE
  • IMPROVE FUEL MILEAGE & ENGINE PERFORMANCE
  • PERFORM A BG FUEL INJECTION SERVICE ON GAS OR DIESEL
  • IMPORT & DOMESTIC

Invest in Preventative Maintenance & Reduce Costly Repairs!