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511 Civic Park Dr
O'Fallon, MO 63366-1653

511 Civic Park Dr
O'Fallon, MO 63366-1653

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Customer Reviews

Welcome to Sigmund Auto Service

Premium Automotive Service in O'Fallon, MO

If you’re looking for auto repair in O'Fallon, MO, you’ve found us. Here at Sigmund Auto Service we work hard to earn your trust and loyalty. We know how important it is to find a O'Fallon car service you can rely on, so your satisfaction is our top priority each and every day.

Our professional automotive service offers you years of combined expertise from our well-trained technicians. We treat our auto repair professionals well because we value their skill and can-do attitude. We know our team sets us apart, saving you time and money, not to mention worry. When it comes to auto repair in O'Fallon, we are totally confident that Sigmund Auto Service is the best option in town!

Call Now For An Appointment

Call Now For An Appointment

Sigmund Auto Service
511 Civic Park Dr
O'Fallon, MO 63366-1653
(636) 272-3388
Mon-Thu: 8am-5pm
Friday: 7am-4pm
Sat-Sun: Closed
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Sigmund Auto Service
511 Civic Park Dr
O'Fallon, MO 63366-1653
(636) 272-3388
Mon-Thu: 8am-5pm
Friday: 7am-4pm
Sat-Sun: Closed
VisaMasterCardDiscoverAmericanExpressbridgestoneCheck

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Why Choose Sigmund Auto Service

For years Sigmund Auto Service has been there for the people of O'Fallon. We love what we do, and that basic fact fuels our business. We are dedicated to our customers, and that’s why they stick with us—the best auto repair O'Fallon has to offer.

Sigmund Auto Service was founded on the basic idea that everyone deserves respect. It is our mission to treat each person that comes through our door with dignity and sensitivity. We believe this attention to detail has paid off by providing us with our loyal, friendly family of customers. That’s what makes Sigmund Auto Service the best car service in O'Fallon!

  • 12 Month/12,000 Mile Warranty
  • Trained Automotive Technicians
  • Serving O'Fallon, MO

The Absolute Best Car Service in O'Fallon, MO

What sets Sigmund Auto Service apart from all of the others in O'Fallon, MO?

Trust: When it comes to auto repair in O'Fallon, MO, it’s all about earning loyalty and trust by doing our very best every day. We are determined to earn and keep your trust.

Talent: At Sigmund Auto Service, you can rest easy knowing that our highly-skilled, experienced auto service professionals are handling your car. Our technicians bring years of experience, skill, and education to the O'Fallon auto repair table.

Time: We take the time we need to provide you with top quality car service in O'Fallon, MO, and we take the time to talk to you about what that means. We listen to you so we understand your needs and goals for your auto repair.

Recently Serviced Vehicles

2014 Buick Encore

Buick Encore

Mileage
77,689
Service Date
1/18/2024
Services Performed
  • emission inspection
 
KAY G. gave our service a 5 star review on 1/19/2024

2007 Toyota RAV4

Toyota RAV4

Mileage
191,941
Service Date
1/17/2024
Services Performed
  • WHEEL HUB – Remove & Replace – Front,One Side – [DOES NOT include wheel alignment. Includes: Calibration.] – [Includes: Replace Inner and/or Outer Bearings, Cups, Seals and repack (where applicable).]
 
SKIP R. gave our service a 5 star review on 1/18/2024

2020 Jeep Renegade

Jeep Renegade

Mileage
28,128
Service Date
1/11/2024
Services Performed
  • Remove and reinstall four wheels and rear brake drums if applicable to inspect brake condition. Inspect entire system for leaks. Lining remaining is: Front ( 90 %) Rear ( 90 %)
 
GLENDA E. gave our service a 5 star review on 1/12/2024

2015 Hyundai Sonata

Hyundai Sonata

Mileage
152,568
Service Date
1/2/2024
Services Performed
  • safety and emission inspection
 
TIM C. gave our service a 5 star review on 1/3/2024

2004 Oldsmobile Alero

Oldsmobile Alero

Mileage
166,677
Service Date
12/29/2023
Services Performed
  • TESTED THE BATTERY AND CHARGING. THE BATTERY WAS DEAD. CHARGED BATTERY AND CHECKED ALL FUSES. FOUND THE BATTERY WIRE AT THE BACK OF THE ALTERNATOR DOES NOT HAVE ANY VOLTAGE. TRACED THE WIRE BACK TO THE STARTER. FOUND THE WIRE WAS INSTALLED ONTO THE STARTER INCORRECTLY. IT WAS CONNECTED TO THE STARTER SIDE ON THE SOLENOID AND SHOULD HAVE BEEN PUT ON THE BATTERY SIDE OF THE STARTER SOLENOID. REMOVED THE WIRE AND INSTALLED IT CORRECTLY. THE ALTERNATOR IS WORKING CORRECTLY AT THIS TIME.
 
KELLY L. gave our service a 5 star review on 1/2/2024

2014 Cadillac ATS

Cadillac ATS

Mileage
131,835
Service Date
12/29/2023
Services Performed
  • LEFT REAR WHEEL BEARING IS NOISY. THE NOISE WHEN IT IS COLD IS TRANSMISSION WAS 2.5 QUARTS LOW ON OIL.
  • WHEEL HUB – Remove & Replace – RWD Front,One Side – [Includes: Replace Inner and/or Outer Bearings, Cups, Seals and repack (where applicable).]
 
BUTCH C. gave our service a 5 star review on 12/30/2023

2016 Chevrolet Cruze Limited

Chevrolet Cruze Limited

Mileage
93,798
Service Date
12/28/2023
Services Performed
  • emission inspection
 
SISTER MARY B. gave our service a 5 star review on 12/30/2023

2011 Ford Escape

Ford Escape

Mileage
197,684
Service Date
12/22/2023
Services Performed
  • THROTTLE BODY &/OR GASKET – Remove & Replace
 
SARAH M. gave our service a 5 star review on 12/26/2023

2011 Buick LaCrosse

Buick LaCrosse

Mileage
69,215
Service Date
12/21/2023
Services Performed
  • SURGE TANK – Remove & Replace
  • FUEL PRESSURE SENSOR – Remove & Replace – V6 On Fuel Feed Pipe – [NOTE: Labor estimates listed are for R&R only and DOES NOT include diagnosis time.]
  • HAS CODE FOR THROTTLE POSITION CIRCUIT HIGH. TESTED POWER AND GROUND TO THROTTLE BODY. FOUND A WIRE BROKE ON THE 5 VOLT REFERENCE AT THROTTLE BODY CONNECTOR. REPLACED THROTTLE BODY PIGTAIL, NO CODES RETURNED. HAS CODE FOR FUEL PRESSURE SENSOR CIRCUIT HIGH, TESTED WIRING GOING TO FUEL PRESSURE SENSOR (UNDER VEHICLE), WHEN TESTING SENSOR FOUND IT WAS DAMP AFTER UNPLUGGING PIGTAIL REPLACED SENSOR STILL COMING UP WITH SAME CODE, DID MORE TESTING BETWEEN FUEL PRESSURE SENSOR AND FUEL PUMP CONTROL DRIVER MODULE, NOTICED SOMEBODY HAS BEEN IN THE CONNECTORS, FOUND DIAMETRIC GREASE IN THE CONNECTORS. ALL WIRING CHECKED GOOD FOUND LOW SIDE REFERENCE WIRE FROM FUEL PRESSURE SENSOR GOING INTO DRIVER MODULE DID NOT HAVE A LOT OF RESISTANCE ON THE INDIVIDUAL PIN, REMOVED FEMALE SIDE OF THAT CIRCUIT AND TIGHTENED UP THE CONNECTOR. TEST DROVE VEHICLE AND CODE NEVER RETURNED. PRESSURIZED COOLING SYSTEM AND FOUND THAT THE COOLANT SURGE TANK WAS CRACKED AND LEAKING COOLANT. REPLACED COOLANT SURGE TANK, NO LEAKS RETURNED.
 
DOUG S. gave our service a 5 star review on 12/22/2023

2013 Ford F-150

Ford F-150

Mileage
238,816
Service Date
12/21/2023
Services Performed
  • VISUALLY INSPECTED COOLING SYSTEM AND FOUND THE COOLANT RESERVOIR IS LOW. PRESSURIZED COOLING SYSTEM AND CHECKED FOR LEAKS. FOUND THAT THE WATER PUMP IS LEAKING FROM THE WEEP HOLE. VEHICLE NEEDS WATER PUMP REPLACED TO FIX THE LEAK. THE THERMOSTAT IS MOUNTED TO THE WATER PUMP, RECOMMEND REPLACING THERMOSTAT WHILE REPLACING THE WATER PUMP.
  • WATER PUMP – Remove & Replace – 5.0L Eng
 
JOE T. gave our service a 5 star review on 12/22/2023

2017 Dodge Grand Caravan

Dodge Grand Caravan

Mileage
103,895
Service Date
12/20/2023
Services Performed
  • THERMOSTAT HOUSING – Remove & Replace
  • VEHICLE HAD CODE FOR THERMOSTAT RATIONALITY. MONITORED ENGINE COOLANT TEMPERATURE AS IT WARMED UP AND OBSERVED THERMOSTAT OPENED PREMATURELY. THERMOSTAT IS NEEDED.
  • FLUSH COOLING SYSTEM
 
JOSEPH Z. gave our service a 5 star review on 12/22/2023

2017 Nissan Rogue

Nissan Rogue

Mileage
72,291
Service Date
12/19/2023
Services Performed
  • Changed Motor Oil & Replaced Filter, Added 4.9 QTS Synthetic Motor Oil, Lube Chassis, Check all Fluid Levels
 
ALEX P. gave our service a 5 star review on 12/22/2023

Services:

  • Brakes & Brake Repair
  • Oil Changes
  • Tires & Tire Repair
  • Check Engine Light
  • Belts & Hoses
  • Safety & Emission Inspection
  • Alignment
  • AC Service & Repair
See All Services

Location:

Sigmund Auto Service
511 Civic Park Dr
O'Fallon, MO 63366-1653
(636) 272-3388