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Oil Changers
“I don't understand why changing fluid when the hood is already open, the Mechanic is already getting his gloves dirty, why taking a few minutes should cost so much.”
Car Tune-Up in Simi Valley, CA
24 technicians listed · 14 in Simi Valley · 11 open weekends · 21 rated 4.5+ · 1 shows a license
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Mini Cooper Specialist Minitek Auto Service
- Happy
- Dealership
- The Future
“Jesse offered a much reasonable price and told me one of the broken parts was still under warranty and I can get that fixed for free from the dealership.”
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Perry's Quality Auto Repair
- Price
“Good people, good prices!”
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Powerhouse Performance
- Ram 2500
- Attention
- Clutch
“From completely rebuilding the exhaust, installing the correct Fox coilovers & shocks to allow for the perfect stance, fixing the AC, installing all new billet lines with clamps, adjusting all Wilwood brake rotors and installing a new wireless Apple ...”
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A & D Automotive Inc
- Work
- Fair
- Communication
“I drive away with great confidence.”
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German Auto Specialist
- Diagnosed
- Oil
- Family Owned Business
“Took my smart car in for a service , they serviced it and were able to diagnosed a few issues with the car and gave excellent feedback on the repairs and the costs to fix them .”
Area overview: Simi Valley, CA
Of the 24 technicians we list here, 14 are in Simi Valley itself and 10 come from towns including Valley Glen (4, 20 mi), Sun Valley (4, 21 mi) and Camarillo (1, 16 mi). The technicians on this page are rated from 4.2 to 5.0 across 1,835 reviews; 6 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (86%), value (82%) and quality (77%). The topics that come up most in reviews of the technicians on this page are "fair", "diagnosis" and "honest". 11 are open on Saturdays and 2 on Sundays. The services the technicians on this page list most often on their websites are A/C repair (2), check engine light (2), clutch repair (2), oil change (2) and transmission repair (2). 1 shows a license on its website; 4 list staff certifications (ASE) and 4 have a BBB rating of A or A+. 18 have ten or more years of experience, the longest 55 years. 3 offer financing; 2 give free estimates; 4 are family- or locally-owned and 4 list coupons or special offers. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Data verified October 10, 2026
Listed for drivers in and around Simi Valley, CA, these 24 shops handle tune-up work and running faults. What each one says about diagnostics, warranties and service specials comes from its own website; ratings and quotes come from public reviews.
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Shortee's Automotive
- Prices
- Mechanic
- Honest
“So he had to find the part in other dealer who would deliver and have it expedited so that he could repair the truck the same day even though he went over his closing time at 5 o'clock.”
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Bj's Automotive
- Service
- Mechanic
- Knowledge
“Not only did they do what our car needed, but they went the extra mile to reinstall the fog lamp cover that was missing without us asking them to fix it.”
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Affordable Care Auto Repair and Auto Body
- Area
- Price
- Fair
“I was told my front alignment was severely damaged, so I called the owner, Carlos on a Friday and was told to bring the car in the following Monday morning.”
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Rover Parts Depo
- Money
- Mechanic
- 2016
“” I scheduled a drop-off at Rover Parts Depo the next day, and within less than 48 hours, Mike had pinpointed the issue, removed the old differential, and installed a new remanufactured one.”
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The German Auto Doctor
- Diagnose
- Mechanic
- Business
“I then started to get frustrated and searched for another German auto repair shop, took my car one time to them and that was the last time because they also had poor service.”
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Prestige Auto Services & Repair North Hollywood
- Job
- Driving
- Prices
“I had gotten a quote for $650 from Midas (bs, obvi), and called a bunch of other small shops that wouldn't give me an honest quote for what the actual time would be.”
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Mike Willard Automotive
- Mechanic
“I went there to ask about a friend's car that needed work that had been sitting for over 20yrs, they answered all my questions and and explained there process, me being an automechnic for over 30yrs, my first impression with them was A+”
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Santa Clarita Choppers
- Knows
- Bike
- Showroom
“The shoped stop everything that It was doing to help me out good people great knowledge I was Hunting around this Valley for 3 days asking every auto parts store and motorcycle place for brake line fitting or anything to make it work...”
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Timeless Kustoms
“Nice site.”
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Vehicle Techs Garage
- Pricing
- Fair
“Great service and knowledgeable people working there”
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Cmbuildz LLC
“Currently breaking the engine in, can't wait to see how much she pushes once we tune it.”
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Me Smog Test Only Center
- Price
“I passed, so of course they are great haha.”
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Castro Motorsport
- Owner
- Needs
- BMW
“Castro Motorsport Automobile Repair is the best place, owner and stuff very friendly, they do a great job n prices affordable, 23 years using their services 😀 Thanks Chris 👍 …”
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Alfredo's Auto Repair
- Price
“I came in this morning, and an absolute panic, I had borrowed a friends car who had deliberately asked me not to roll the window down but, of course, as clumsy as I am, I did it!”
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Norm Grimes Racing
“You want the best you go to norm Grimes that's right California quake”
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N&A Service Center
- Mechanics
- Price
- Tire
“Levon and Harut are real professional mechanics , didn't overcharge us and went through the car and gave us professional advice and the pricing was very fair!”
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Ace Auto Clinic Inc.
“Way more trustworthy than the chains for regular service and repairs when needed.”
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M&S Automotive
“He said since car is driving ok wait till light is tripped again then will check which code comes up first usually one code is culprit so if we can catch it once it comes on that might be the culprit.”
Car Tune Up Services in Simi Valley, CA Cost Estimates
Minimum cost
$179
Maximum cost
$952
National Average
$357
Avg Per Hour Rates
$78
$238
$536
Typical price range is based on 403 cost profiles
Why these companies made our list
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FAQ
Which shops listed for Simi Valley open on Saturdays or Sundays?
11 of the 24 shops here show Saturday or Sunday hours. Plugs and filters fit neatly into a Saturday. A chase for an intermittent misfire does not, since it can need the car overnight to catch the fault happening from cold.