Classic Mercedes Service in Madison — Honoring a Legacy

Mercedes-Benz models built between the 1970s and early 1990s represent a golden era of automotive craftsmanship. Gasoline or diesel, carbureted or fuel-injected, these vehicles require a patient and precise touch—one earned through years of firsthand experience. At Edelweiss, we provide the kind of attentive service that keeps these icons running as beautifully as the day they were built.

Classic Mercedes Models and Systems We Service

• Gasoline engines including M102, M103, M110, and M119 V8s

• Legendary diesels like the OM616, OM617, and OM603

• Classic chassis platforms: W123, W124, W126, R107, W201

• Bosch CIS and CIS-E mechanical fuel injection systems

• Early onboard electronics and analog diagnostics

Our team uses factory-correct procedures and tools to ensure every repair is done right, with no shortcuts—just craftsmanship.

Common Classic Mercedes Issues We Address

• Timing chain and guide wear (V8 models): Preventing internal damage with early detection and replacement.

• Vacuum system faults: Expert diagnosis of aging systems controlling HVAC, locks, and emissions.

• Suspension and steering wear: Rebuilding multi-link suspension systems for that signature Mercedes ride.

• Diesel glow plug and injector concerns: Restoring proper cold starts and combustion quality.

• Oil leaks and aging gaskets: From valve covers to rear mains, we restore cleanliness and reliability.

• Rust inspection and prevention: Early detection and trusted bodywork referrals when necessary.

Modern Mercedes Service in Madison — Mastery Meets Technology

Today’s Mercedes-Benz vehicles combine luxury and performance with advanced electronics, turbocharged engines, and intelligent driver aids. Servicing them requires more than just mechanical know-how—it demands factory-grade diagnostic capabilities and an understanding of how every system works together.

At Edelweiss Autowerks, our technicians are trained in the complexities of modern Mercedes platforms and use the latest technology to diagnose and repair issues accurately and efficiently.

Factory-Level Diagnostics, Dealership Alternative

Using the same diagnostic systems found in Mercedes dealerships—and in some cases, more advanced tools—we can:

• Perform complete module scans, software updates, and reprogramming

• Pinpoint electrical faults and sensor issues across all systems

• Service complex drivetrains, including turbocharged and hybrid configurations

• Reset adaptations and calibrate systems after repair

From the MBUX interface to multi-air suspensions, we’re equipped to handle everything your modern Mercedes needs.

Common Modern Mercedes Issues We Solve

• Timing chain elongation (M272/M273): Protecting engines with preventative timing chain service.

• Oil cooler and valve cover leaks: Eliminating leaks that affect performance and cleanliness.

• Transmission service (7G-Tronic / 9G-Tronic): Essential maintenance to preserve smooth operation.

• AIRMATIC suspension problems: Restoring ride quality with OEM-level system diagnostics.

• Electrical and module faults: From phantom dash warnings to CAN bus issues—we trace and fix what others miss.

Why Mercedes Owners Trust Edelweiss Autowerks

• Deep experience across both vintage and modern Mercedes models

• Factory-grade diagnostics and service procedures

• Access to genuine and OE-equivalent parts

• Consultative approach with transparent communication

• 3-year, 40,000-mile warranty on all repairs

A Higher Standard of Care for Your Mercedes

Whether you drive a meticulously maintained W123 diesel or a late-model AMG coupe, your Mercedes deserves attention from technicians who understand the brand inside and out. At Edelweiss Autowerks, we combine timeless craftsmanship with cutting-edge technology to offer the most complete Mercedes service in Madison, WI.