Autoblog and Yahoo may earn commission from links in this article.The BMW Reliability Myth Gets TestedBMW's reputation for being expensive, temperamental money pits is practically gospel. Any time someone talks about buying one, horror stories about oil leaks, electrical gremlins, and massive repair bills enter the conversation. Sreten, the man behind M539 Restorations and arguably the internet's most dedicated BMW enthusiast, decided to stress-test that reputation when he picked up a 2006 BMW E61 530i Touring off Copart for roughly $4,900. It had 117,000 miles on the clock, an M Sport package, a six-speed manual gearbox, and a check engine light burning bright. While it wasn't exactly a confidence builder, Sreten's whole thing is finding cars that everyone else has written off and proving they have more life left in them than people think.M539 Restorations/YouTubeThe Service History Was Exactly As Bad As You'd ExpectThe service book told a grim story. First oil change at 15,500 miles. Another at around 30,000. Then a dealer visit somewhere around 62,000 miles, and after that, almost nothing. For a car now sitting at 117,000 miles, that is not a lot of oil changes. The evidence was everywhere once Sreten got it on the lift. The oil filter had literally collapsed inside its housing, which caused oil to spill everywhere when he pulled the cap. M539 Restorations/YouTubeView the 4 images of this gallery on the original articleAdvertisementAdvertisementThe Vanos solenoids, which control valve timing, were packed with sludge so thick that passages were completely blocked. There was an oil leak from the valve cover, a transmission seal weeping fluid, vibrations at around 3,000 RPM, a wobbly clutch pedal with shot bushings, dry-rotted tires from 2015, and brakes worn down to significant lips on the rotors. Someone had also keyed the car and then had it resprayed so badly that you could still see the original scratch underneath terrible sanding marks. It was a lot. And yet, the cylinder walls in the motor looked excellent, and the cams were clean. The six-cylinder N52 engine, despite everything, was still running.An Oil Change Fixed More Than You'd ThinkAfter replacing the Vanos solenoids and running an engine flush followed by a fresh oil change, the check engine light cleared, and the rough running smoothed out considerably. The vibrations that had been rattling through the whole car at 3,000 RPM largely disappeared. Sreten's plan from here follows the same formula he's applied to every project before this one. Mechanical refresh first, cosmetic work second.M539 Restorations/YouTubeHe does all of this himself, which is the part people miss when they calculate the cost of owning an older BMW, or any luxury car, really. Labour is what kills you, not the parts. A lot of what looked catastrophic turned out to be fixable with an oil change and about $120 worth of solenoids. The cars that get written off to neglect are often the ones that just needed someone to actually look after them.This story was originally published by Autoblog on Jun 17, 2026, where it first appeared in the Features section. Add Autoblog as a Preferred Source by clicking here.