Expert Mercedes-Benz maintenance and repair from ASE-certified technicians at ExperTec Automotive Huntington Beach.

Huntington Beach Mercedes-Benz owners enjoy one of the best coastal drives anywhere, but PCH salt air, beach sand and stop-and-go 405 traffic all wear on these finely engineered cars. ExperTec Automotive on Talbert Ave near Gothard, close to Huntington Central Park and Bella Terra, helps them age gracefully.
We see everything from CLA and GLA compacts to GLC and GLE SUVs, E-Class and S-Class sedans and convertible SL models. Salt mist can corrode brake parts and connectors, while sand clogs air and cabin filters, so each Service A or Service B visit includes a close look at those coastal wear points.
Our ASE-certified technicians have served Orange County for more than 30 years, and ExperTec has been voted OC’s best auto repair 10 years in a row. With dealer-level scan tools, OEM-quality parts and a 3-year/36,000-mile nationwide warranty, we are a trusted local choice for Mercedes-Benz care.
Most modern Mercedes-Benz vehicles use the Flexible Service System, which displays a reminder for Service A or Service B in the instrument cluster. Service A typically comes first, at about 10,000 miles or 1 year, and covers a synthetic oil and filter change, fluid checks, tire inspection and a brake check. Service B follows about a year or 10,000 miles later and adds a cabin filter replacement, brake fluid exchange and a more thorough inspection. The two then alternate, while items like spark plugs, air filters, transmission fluid and coolant are added at set mileage or time milestones. Short trips and heavy traffic can bring reminders up sooner.
Upon completion of the standard maintenance tasks we provide an additional 30-point inspection to make sure that all components in your Mercedes-Benz are up to date and working well.
~10,000 miles / 1 year (then alternates)
~20,000 miles / 2 years (then alternates)
At ExperTec Automotive, we’ve been repairing Mercedes-Benz vehicles in Orange County for over 30 years. Even well-built Mercedes-Benz models develop specific problems as they age, and PCH beach traffic, 405 commutes and salt air add to the wear. Our Huntington Beach technicians diagnose these issues quickly, follow Mercedes-Benz factory repair procedures and use quality parts you can trust.
Many modern Mercedes-Benz models use a small auxiliary battery to support the transmission and start/stop systems. When it weakens, you may see an “auxiliary battery malfunction” message, start/stop stops working or other electrical warnings appear. We test both the main and auxiliary batteries and the charging system, and replace the correct battery.
Plastic coolant reservoirs, hoses, water pumps and electronically controlled thermostats on engines such as the M276 and M274 can leak or fail with age, leading to low coolant warnings, overheating or a check engine light. Southern California heat speeds up the wear. We pressure test the system and repair leaks with OEM-quality parts.
Some 3.5L M272 V6 engines from roughly 2005 to 2008, found in models like the C-Class, E-Class, ML and SLK, are known for premature wear of the balance shaft or idler gear. The result is a check engine light with camshaft and crankshaft correlation codes and rough running. Mileage varies by model/engine. We confirm the fault and explain repair options.
Four-cylinder engines like the M271 and M274, used in the C250, C300, E300 and GLC 300, are known for camshaft adjuster magnets that leak oil into the wiring harness, and some engines develop timing chain stretch with a cold-start rattle. We replace leaking magnets, check harness damage and measure cam timing with dealer-level tools.
The 7G-Tronic automatic transmission used across many Mercedes models is known for conductor plate and speed sensor failures, causing harsh shifts, a stuck gear or limp mode. Old fluid can make shift quality worse. We read transmission codes with dealer-level tools, service the fluid and filter, and replace or program the conductor plate when needed.
BlueTEC diesel models such as the ML350, GL350, GLE and E-Class use an AdBlue (DEF) system and NOx sensors to control emissions. Heaters, pumps and sensors can fail, triggering countdown warnings that can limit restarts. Short trips also clog the DPF. We diagnose the full emissions system and replace faulty components.
Our Huntington Beach shop is on Talbert Avenue near Gothard Street, just a few minutes from Huntington Central Park, Beach Boulevard and the 405 Freeway.
From beach traffic on PCH to commutes on the 405, Huntington Beach driving is a mix of salt air, sand and stop-and-go miles. That’s why our Huntington Beach technicians focus on catching problems early, explaining your options clearly and fixing it right the first time.
Neighborhoods we serve: Downtown Huntington Beach, Huntington Harbour, Seacliff, Sunset Beach, Huntington Central Park area, Bella Terra / Edinger corridor.
Nearby cities: Fountain Valley, Westminster, Seal Beach, Garden Grove, Midway City.
Dan
Krysta
Darrell
Cuong
Armando
TonyProud member of the Huntington Beach Chamber of Commerce.

7680 Talbert Ave, Huntington Beach, CA 92648
Mon–Fri 7:30AM–6PM · Sat 7:30AM–4PM · Sun Closed
Book in Huntington BeachGet DirectionsView Shop DetailsOur Huntington Beach shop is at 7680 Talbert Ave, Huntington Beach, CA 92648. Call (714) 848-9222 or book online.
Monday through Friday 7:30 AM to 6:00 PM and Saturday 7:30 AM to 4:00 PM. We are closed on Sunday.
Service A is a basic visit with a synthetic oil and filter change, fluid checks and tire and brake inspections. Service B includes everything in Service A plus a cabin filter replacement, brake fluid exchange and a more detailed inspection, and the two generally alternate about every year or 10,000 miles.
Yes. Every repair includes a 3 Year / 36,000 Mile Nationwide Warranty plus 12 Month / 12,000 Mile Roadside Assistance.
Book online in minutes at ExperTec Automotive Huntington Beach. Online appointments are drop-off appointments; for a waiting appointment, please call the shop.
Mon–Fri 7:30AM–6PM · Sat 7:30AM–4PM. All appointments booked online are drop-off appointments. For waiting appointments, please call the shop.
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7680 Talbert Ave, Huntington Beach, CA 92648
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Voted Orange County’s Best Auto Repair 10 years in a row by readers of the Orange County Register. Book online in minutes or call your nearest shop.