This comprehensive Mercedes 380SEC Service Repair Manual, covering the 1982 and 1983 model years, provides detailed instructions and guidance for maintenance and repair procedures. This manual is a valuable resource for mechanics and car owners alike, offering in-depth information to help diagnose and resolve various vehicle issues. The manual encompasses a wide range of topics, including: **Essential Maintenance:** Learn how to perform critical maintenance tasks like changing engine oil and filters, adjusting valve clearance, checking and adjusting idle speed, and replacing fuel and air filters. **Engine Systems:** Dive into the intricacies of the engine, covering procedures for inspecting and adjusting injection timing, replacing oxygen sensors, checking spark plugs, and managing coolant levels. **Transmission and Drivetrain:** This manual details procedures for maintaining the manual and automatic transmissions, including fluid changes, level checks, and troubleshooting. It also covers the transfer case and clutch systems. **Suspension and Steering:** Understand the fundamentals of the 380SEC's suspension system, learn how to inspect and adjust the self-leveling system, check and adjust fluid levels, and maintain the front and rear axles. **Brakes and Wheels:** This section provides comprehensive guidance on inspecting and maintaining the braking system, including checking fluid levels, inspecting lines and pads, adjusting the parking brake, and replacing brake fluid. You'll also find instructions for inspecting and rotating wheels and maintaining tire pressure. **Electrical and Body Systems:** The manual covers essential electrical system checks, including battery fluid levels, warning lamps, and fuel system condition. It also includes instructions for maintaining the vehicle's body, including cleaning water drains, lubricating door hinges and locks, inspecting safety belts, and checking the sunroof and soft top. **Climate Control:** Learn how to maintain your 380SEC's climate control system, including checking and adjusting refrigerant levels, replacing dust and air filters, and lubricating the folding side mirrors and hood. Whether you're a seasoned mechanic or a dedicated DIY enthusiast, this manual equips you with the knowledge and step-by-step instructions needed to keep your Mercedes 380SEC running smoothly and reliably.

The Mercedes-Benz 380 SEC, produced from 1982 to 1983, is a striking example of German engineering and automotive luxury. This two-door coupe, classified as a S-Class, was a direct successor to the W107 380 SLC, featuring a more refined and sophisticated design. The 380 SEC boasted a sleek, aerodynamic profile, highlighted by its distinctive coupe silhouette, low-slung stance, and prominent grille. The car's interior was equally luxurious, featuring premium leather upholstery, wood accents, and advanced amenities for the time, such as power windows, air conditioning, and a sophisticated audio system. The 380 SEC's mechanical underpinnings were as impressive as its design. It was powered by a 3.8-liter V8 engine, coupled with a smooth-shifting automatic transmission. This combination delivered ample power and a refined driving experience, making it a popular choice for discerning drivers. The 380 SEC's chassis employed a sophisticated independent suspension system, providing a comfortable and controlled ride even on challenging road surfaces. The Mercedes-Benz 380 SEC, although a relatively short-lived model, cemented its place in automotive history as a symbol of luxury, performance, and German engineering excellence. Its stylish design, luxurious interior, and powerful engine made it a sought-after vehicle for those who desired a blend of comfort and performance. However, it was the 380 SEC's refined driving experience, thanks to its advanced suspension and well-engineered powertrain, that truly impressed. While production ceased in 1983, the 380 SEC's legacy continues to resonate with automotive enthusiasts today. This model is still highly regarded for its timeless design, impressive performance, and luxurious appointments, proving its enduring appeal as a classic Mercedes-Benz.