Auto repair and tires for Montclair, CA
Comtires is a family-owned tire and auto repair shop right down Holt Blvd from Montclair, at the corner of Holt & Mountain in Ontario. ASE-certified mechanics, a 24-month / 24,000-mile warranty on most repairs, and honest pricing since 2011.
Every repair starts with a complete estimate, and most repairs are backed by our 24-month / 24,000-mile warranty.
Since 2011
Family owned, one location, on Holt Blvd.
24 months / 24,000 miles
Our warranty on most repairs.
Free local shuttle
While we work on your car. Ask at drop-off.
The shop right down Holt from Montclair
Montclair and Ontario sit shoulder to shoulder along Holt Boulevard - the same street, the same valley, the same Inland Empire driving conditions. Daily commutes to LA County jobs across the 10, runs over to Montclair Place and the surrounding shopping corridor, school routes around Chaffey College's Montclair edge and the older neighborhoods south of Mission Blvd. Tires lose tread faster than the sticker promised, brakes get worked over and over in stop-and-go on Central Ave and Holt, and suspensions take a beating on the rougher cross streets.
That's the work we do. Comtires has been the family-owned shop at Holt & Mountain in Ontario since 2011 - a 5–10 minute drive east on Holt from most of Montclair, or one quick freeway hop on the 10. We service everything from daily commuter sedans and family SUVs to work trucks, lifted off-roaders, fleet vans, and tuned imports. Plenty of our Montclair customers have been coming to us for years.
Montclair driving is mostly short trips, and short trips are harder on a car than people expect. Running between Central, Monte Vista and the Holt corridor means the engine rarely reaches full operating temperature, which is how oil picks up moisture, batteries never fully recharge, and a starting problem appears on the first genuinely cold morning of the year.
Because Montclair sits right next to us on the same street, we see a lot of vehicles here that have never had a long highway run. Brake rotors surface-rust between uses, tires flat-spot sitting in a driveway, and small problems stay small for a long time before turning into something sudden. A vehicle driven this way benefits more from a scheduled look than from waiting for a symptom. Being the closest city to the shop is reason to catch something early rather than wait for it to become a tow.
Auto repair services for Montclair drivers
Everything below is done at our Ontario shop, a short drive from Montclair. Each service has its own page with the details.
Brake repair in Montclair
Pads, rotors, calipers and an ABS check.
Wheel alignment in Montclair
Cars, trucks, vans and Teslas on Hunter equipment.
Car A/C repair in Montclair
R-134a and R-1234yf systems, leaks and recharge.
Oil change in Montclair
Full synthetic, and diesel-rated oil for diesels.
Steering and suspension in Montclair
Shocks, struts, ball joints, tie rods and racks.
AC compressor repair in Montclair
Including electric compressors on hybrids and EVs.
Lift and leveling kits in Montclair
Chosen and installed for how the truck is used.
Auto repair in Montclair
Diagnostics, maintenance and the work most shops send out.
Areas of Montclair we serve
Customers come to our Holt Blvd shop from across Montclair, including:
Montclair Place / Montclair Plaza area
Downtown Montclair
North Montclair (above the 10)
South Montclair (Mission Blvd corridor)
Holt Blvd corridor
Central Ave corridor
Chaffey College area
Moreno St & San Antonio Ave neighborhoods
From most of Montclair, we're a 5–10 minute drive - straight east down Holt Blvd or one quick stop east on the 10 Freeway.
Map and directions from Montclair
Comtires
1113 W Holt Blvd, Ste B1
Ontario, CA 91762
Holt Blvd at Mountain Ave
Monday-Friday: 8:00 AM - 5:30 PM
Saturday-Sunday: Closed
From most of Montclair, we're a 5–10 minute drive - straight east down Holt Blvd or one quick stop east on the 10 Freeway.
From Montclair Place / Montclair Plaza area: Head south on Central Ave to Holt Blvd. Turn left (east) on Holt and continue about 2 miles east into Ontario. We're on the corner of Holt & Mountain. About 8 minutes.
From Downtown / Central Montclair: Head east on Holt Blvd straight into Ontario. About 2 miles east, we're on the corner of Mountain Ave. About 6–8 minutes.
From North Montclair (north of the 10): Take Central Ave or Monte Vista Ave south, cross under the 10 Freeway, continue to Holt Blvd. Turn left (east) on Holt to Mountain. About 10 minutes.
From South Montclair (south of Mission Blvd): Head north on Central Ave or Benson Ave to Holt Blvd. Turn right (east) on Holt and continue to Mountain Ave. About 8–10 minutes.
From the 10 Freeway: Exit Mountain Ave south. About a mile down to Holt - we're on the corner.
A quick note on arrival: The shop is on Holt Blvd at Mountain Ave. Coming south on Mountain Ave: the driveway is on your right just past the bus stop, and no U-turn is needed. Coming north on Mountain Ave: make a U-turn at Holt Blvd, then take the first driveway past the bus stop.
Nearby cities we serve
Drivers come to our Ontario shop from across the west Inland Empire.
Montclair, CA auto repair FAQ
Do you have a tire shop in Montclair, CA?
Our shop is in Ontario at the corner of Holt Blvd & Mountain Ave - about 5–10 minutes east on Holt from most of Montclair, on the same street. We've been serving Montclair customers since 2011.
Is it worth the drive from Montclair?
Yes - it's barely a drive. Montclair and the shop both sit on Holt Blvd, so for most customers it's a 5–10 minute trip down the same street. We're a family-owned, ASE-certified shop with a 24-month / 24,000-mile warranty on most repairs and transparent pricing.
Do you offer shuttle service for Montclair customers?
Yes. Montclair is close enough that shuttle coverage is usually straightforward - drop off your vehicle and we can get you home or back to work. Just ask your service advisor at check-in.
How long does a tire installation or oil change take?
A standard 4-tire install with balance and TPMS reset typically runs 45–60 minutes. Most oil changes are done in 30–45 minutes. Alignments and larger jobs take longer — we give you a clear time estimate at check-in.
Do you finance tires and repairs?
Yes. We offer Goodyear Credit, Snap, Progressive Leasing, Koalafi, and AutoPass financing. Several options take a few minutes to apply for in the shop and don't require traditional credit.