★★★★★
“Big Rob is a mechanical genius! Did an amazing job on my 4Runner. He is also very friendly and honest, two very rare traits for an auto mechanic. Highly recommend!!!”
Chad Netwig
★ Google Review
Hesperia, CA · High Desert · 25+ Years Experience
Honest diagnosis. Fair prices. Done right.
Big Rob's Automotive has earned the High Desert's trust the hard way — by telling drivers the truth, charging fairly, and standing behind every repair. Owner-operated for over 25 years, from brakes and engines to transmissions and A/C.
Mon – Fri 8:30 AM – 5 PM
Experience 25+ Years
25+
Years in Hesperia
4.9★
Google customer rating
Fair
Honest, upfront pricing
Local
Owner-operated shop
What customers say
Drivers trust Big Rob's.
★★★★★
“Big Rob's is the only place my family goes to for our automotive needs. He's honest and always backs up his work. Been going there for 17 years.”
Santos Corral
★ Google Review
★★★★★
“Rob is the most honest auto mechanic I've ever met. His prices are fair and he goes above and beyond for his customers.”
Dana Van Stee
★ Google Review
★ 4.9 / 5 Stars
What we specialize in
From daily drivers to big repairs.
01 · Service
Maintenance & General Repairs
Oil changes, A/C and heating, electrical, diagnostics, and everything in between. Bring it in — we'll sort it out and tell you straight.
02 · Power
Engine & Transmission Repairs
Engine repair and installs, motor swaps, transmission service, clutches, and drivetrain diagnostics — done right and backed up.
03 · Control
Brakes, Steering & Suspension
Brake repair, shocks and struts, steering components, control arms, and wheel alignments for a safe, stable ride.
Work Order · Services
Big Rob's Automotive — Itemized Capabilities
01
Diagnostics
Check-engine fault codes, electrical and drivability diagnostics, and straight answers on what your vehicle actually needs.
02
Engine Repair & Installs
Engine repair, engine and motor installs, swaps, timing components, head gaskets, and full drivetrain diagnostics.
03
Transmission Service
Transmission service and repair, clutch replacement, fluid service, and shifting diagnostics.
04
Brake Services
Pad & shoe replacement, rotor service, caliper work, brake fluid flush, and full system inspections.
05
Steering, Suspension & Alignments
Shocks, struts, ball joints, tie rods, control arms, wheel bearings, and wheel alignments.
06
A/C & Heating
A/C recharge, compressor replacement, heater service, blower motors, and climate control diagnostics.
07
Oil Changes & Maintenance
Oil and filter changes, fluid service, tune-ups, and multi-point inspections to keep you on the road.
08
Battery & Electrical
Battery testing and replacement, alternator and starter service, wiring repair, and electrical troubleshooting.
The Big Rob's standard
Real mechanic skill. Garage-floor honesty.
For over 25 years, families across the High Desert have trusted Big Rob with their vehicles — and kept coming back. Rob and his crew tell you what's wrong and nothing more, charge a fair price, and stand behind the work on parts and labor. That's how you earn customers who've been coming for 17 years.
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Honest diagnosis We tell you what's wrong — and what isn't. No upselling.
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Fair, upfront pricing Quality work without the gouging. Estimates before we start.
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Stands behind the work Rob backs up his repairs on both parts and labor.
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Owner-operated Rob and his crew — the same trusted hands, every visit.
Visit the shop
Hesperia, CA 92345
Stop by, or call ahead.
Phone
(760) 244-6652
Address
9429 1st AveHesperia, CA 92345
Hours
Mon — Fri · 8:30 AM – 5:00 PM
Sat — Sun · Closed
Walk-ins welcome