Please enter location as CITY, STATE or a POSTAL CODE.
Search For AAA Approved Auto Repair Facilities
Search For AAA Approved Auto Repair Facilities
The AAA Approved Auto Repair Facility Locator is a powerful search tool that gives you easy access to information on over 7,000 AAA Approved Auto Repair facilities across North America.
Click to View Map

Guaranteed Auto Service

23673 Connecticut StHayward, CA 94545(510) 785-254337.64028-122.1296071468005
This Facility Offers AAA Members:
AAA Members receive a 10% labor discount on repairs performed at this facility.
Services excluded from this offer include: AAA Members receive a 10% discount off labor. Cannot be combined with other offers or discounts.
Monday 7:30 AM - 5:00 PM
Tuesday 7:30 AM - 5:00 PM
Wednesday 7:30 AM - 5:00 PM
Thursday 7:30 AM - 5:00 PM
Friday 7:30 AM - 5:00 PM
Guaranteed Auto Service's has been in business for over 35 years and its long-term success is based on a simple concept: 'provide friendly, honest, and dependable service; high quality products; and cost effective repair.' Caring for the customer has always been a primary focus at Gauranteed Auto Service and we always aim to create long-term relationships with every customer. You can count on us!
Repair Services:
Septic Dump Station
Hitch Systems
Furnaces (gas/electric)
Refrigeration (gas/electric)
Automatic Transmission
Septic Systems
Water Systems
Air Conditioning
Clutch / Driveline
Minor Engine Repair
Brakes (hydraulic-surge)
Diesel Engine Diagnostics
Electrical (120-volt ac)
Gas Engine Diagnostics
Lube/Oil/Filter Service
Manual Transmissions/Transfer Case
Brakes (electric)
Hybrid Powertrains
Engine Overhaul/Replace
State/Province Emission Inspection
Air Conditioning (electric)
Electrical (12-volt dc)
State/Province Safety Inspection
Tire/Wheel Service
Vehicles Serviced:
  • 5th-Wheel Travel Trailer
  • Acura
  • Audi
  • Ball-Hitch Travel Trailer
  • Boat Trailer
  • Buick
  • Cadillac
  • Chevrolet
  • Chrysler
  • Class A Motorhome - Dedicated Chassis (21'-45')
  • Class B Motorhome - Van Conversion (16'-23')
  • Class C Motorhome - Cab/Chassis (20'-32')
  • Daewoo
  • Dodge
  • Fiat
  • Ford
  • GMC
  • Geo
  • Honda
  • Horse Trailer
  • Hummer
  • Hyundai
  • Infiniti
  • Isuzu
  • Jaguar
  • Jeep
  • Kia
  • Land Rover
  • Lexus
  • Lincoln
  • Mazda
  • Mercedes-Benz
  • Mercury
  • Mini
  • Mitsubishi
  • Nissan/Datsun
  • Oldsmobile
  • Plymouth
  • Pontiac
  • Pop-Up Tent Trailer
  • Renault
  • Saab
  • Saturn
  • Scion
  • Smart
  • Subaru
  • Suzuki
  • Toyota
  • Utility Trailer
  • Volkswagen
  • Volvo