Wennersten Autoworks – Your one-stop shop for Mercedes auto service, repair and performance enhancements

Auto care you can depend on! Family owned and operated in the North Bay since 2011.
Wennersten Autoworks, Santa Rosa, Mercedes, auto repair car bays

All About Wennersten Autoworks

Are you ready to break free from the dealer?

For years, Wennersten Autoworks, Inc. has been providing car owners with the personal attention and value expected from an independent, family-owned repair facility.

We will seek to understand your needs & concerns and EXCEED your expectations!

Wennersten Autoworks, Santa Rosa, Mercedes, auto repair car shop

  • 100% Customer Satisfaction Guaranteed
  • ASE Master-Certified Technicians
  • Mercedes Factory / Dealer Trained with 21 Years of Experience
  • 12 Months / 12K Miles on All Parts and Labor
  • Loaner Cars By Appointment
  • No Surprises – All Work Approved by You
  • Work Done Right – The First Time, on Time

We’re conveniently located off Route 101. Come check us out. We’d love to say “Hello!”

Services, Maintenance and Repair


    General Services

  • Lube, oil and filter

  • A & B Services

  • 30, 60, 90 Mile Services

    • Transmission service and repair

    Diagnostic & Electrical

  • Check Engine Light

  • A.B.S

  • S.R.S.

  • E.S.P.

  • Alternator

  • Batteries

  • ABC

    Performance Tuning

  • ECU Tuning

  • Headers

  • Exhaust

  • Pulley Kits

  • Vehicle Lowering

  • Lowering Modules

    Brake Services

  • Pad Replacement

  • Rotors

  • Fluid Check and Fill

    • SBC Brake Services

    Used Car Inspections

  • Bumper-to-Bumper Check

  • Computer Diagnostic Printout

    Air Conditioning

  • Charging

  • A/C Repair

This list is a range of our services. Many more services are available.
Please ask if you require a service not shown.

Scott Wennersten

Who Are We?

Hi, I’m Scott Wennersten. I’m a factory-trained Mercendes-Benz service and repair specialist. I’ve been maintaining, repairing, rebuilding and enhancing Mercedes vehicles and others for more than two decades…
  • I offer 100% Customer Satisfaction Guaranteed
  • My technicians and I are ASE Master-Certified
  • We are Mercedes Factory / Dealer Trained with 21 Years of Experience
  • 12 Months / 12K Miles on All Parts and Labor
  • Loaner Cars By Appointment
  • No Surprises – All Work Approved by You
  • Work Done Right – The First Time, on Time
Schedule Now

Contact Wennersten Autoworks today for your auto care!

All work is satisfaction guaranteed 100%! Parts and labor is warranteed for 12 months or 12,000 miles!
Schedule Now