The BMW 3 series E21 1979 Service Repair Workshop Manual provides detailed instructions and technical specifications for servicing and repairing your vehicle. This comprehensive manual guides you through every aspect of your BMW, covering everything from basic maintenance to complex repairs. Dive into detailed explanations of your vehicle's systems, including the engine, transmission, electrical system, brakes, suspension, and more. Benefit from step-by-step instructions and clear illustrations that make even intricate procedures easy to understand. The manual contains wiring diagrams, troubleshooting guides, and component specifications to assist you with accurate diagnosis and repair. Whether you are a seasoned mechanic or just starting out, this manual equips you with the knowledge and tools you need to confidently maintain and repair your 1979 BMW 3 series E21.

The BMW 3 Series E21, launched in 1975, marked the beginning of a legendary lineage that continues to define the brand's identity. This first-generation 3 Series, affectionately known as the "E21," was a significant departure from its predecessor, the 1600-2. It was a true compact executive car, offering a refined driving experience and a more practical and spacious cabin. The E21's design, penned by Paul Bracq, was characterized by sharp lines, a long hood, and a raked windshield, creating a sporty and elegant silhouette. Its lightweight construction, coupled with powerful engines ranging from 1.6 to 2.3 liters, resulted in impressive performance, making it a popular choice amongst enthusiasts. The E21 was not only a driver's car but also a technological innovator, introducing features like the first electronically controlled fuel injection system in a BMW. The 1979 model year was a pivotal time for the E21. This year saw the introduction of the iconic M1 engine, a 1990cc inline-six producing 177 horsepower, in the hotly contested 323i. This engine, derived from the M1 supercar, propelled the 323i to a top speed exceeding 125 mph, solidifying its position as a true performance icon. The 1979 model year also saw several other changes, including revised suspension, brakes, and interior trim, further enhancing the overall driving experience. Despite its production ending in 1983, the E21 remains a cherished classic, recognized for its timeless design, spirited performance, and legacy as the first in a long line of iconic BMW 3 Series models. Its enduring popularity is testament to its enduring appeal as a balanced blend of sporty driving dynamics, everyday practicality, and timeless elegance.