BMW (1982–1994)

BMW E30 3 Series. Sedan, coupe, convertible, touring. The M3 E30 is one of the greatest performance cars ever.

Which variant to buy?

The was produced in 6 main variants. The most powerful option is the M3 (S14) with 200 hp (S14B23 engine). When buying, always verify the engine code matches the claimed variant — swapped engines are common on classic cars of this era.

What to check before buying

Based on 12 reported fault cases, the most important pre-purchase checks for the are:

• BMW E30 plastic cooling system expansion tank failure ✅ Known fix available
• E30 M20 cooling system failure — plastic impeller disintegration ✅ Known fix available
• E30 318i M10 oil leak from rocker cover gasket ✅ Known fix available
• E30 fuel pump relay failure — no start ✅ Known fix available
• BMW E30 M20 cylinder head gasket failure ✅ Known fix available

Is the reliable?

Of the 12 fault cases recorded for the BMW on MyCarFault, 100% have a verified fix. Regular maintenance, correct service intervals and addressing known weak points early significantly extends the life of these vehicles.