Jake_Petersen_E91 reported a no-crank condition on his 2007 E91 N52. Replacing the starter, ground strap, and a relay behind the glovebox did not change the symptom. After removing the battery, he found the main positive lead broken inside the battery box. A few days after a replacement lead arrived, he reported that the car started.
Kyle5647 reported no cranking and a fuel-pump problem on his V12-converted SL500. He later said relay replacement restored pump operation. Cranking also returned after ignition-switch work and reconnecting the neutral-safety switch, but stopped again. A final diagnosis and lasting no-crank repair were not confirmed.
Tom Diab reported a roof cycle that would finish only after he gently pushed the trunk lid down. Members considered limit switches and hydraulics, but the thread ends without a confirmed diagnosis or repair.
mahunt replaced the rear hydraulic spheres on his SL600 after harsh impacts over painted road lines. His account describes access around the exhaust, replacement-part date stamps and an unresolved disagreement over hydraulic fluid.
The owner reports delayed upshifts despite fluid top-ups and later fluid-and-filter service. Replies offer separate checks, but no confirmed cause or repair outcome is reported.
The owner reported a sudden misfire and limp mode, followed by cylinder 3 losing compression after work on cylinder 4. He later said the dealer replaced a valve spring and the car ran normally when returned.
CoolBlueGlow describes a right-rear plunger-sensor repair on a 2005 R230, with Xentry diagnosis, careful board work and a conditional position check.
Anom3’s July 2007-production E92 M3 produced an intermittent metallic clunk on cold starts. Several changes brought subjective improvement, but the owner’s final update says the cause remained unknown.
A 1985 280SL Euro owner asks about a stopped odometer; a member supplies a damaged-gear example, while a later R129 digital-display question remains a separate case.
TheSaint’s 1992 R129 developed a passenger window that lowered itself and would not close. Later checks and a telephone consultation pointed the owner toward the roof controller, but no completed repair was reported.
Bskyoon shares garage installation photographs, a 200-cell sound-version description and a two-month follow-up that qualifies the first impression.
A shop-described 2007 Turbo, engine-out photographs and replacement fittings, with the limits of the service and model-year claims preserved.
An owner’s fuse checks, immediate hydraulic-fluid loss and later hardtop correction, alongside a supplier’s cylinder-location diagram.
JamesMitchell’s early SL55 buying notes, the repairs his auction car still needed, and members’ corrections about trunk leaks and broad V12 reliability claims.
Kamilclk430’s door-panel and mirror removal photographs, with the original support warning and a later clarification about trim tools and older photographs.
An R230 purchase question leads to members’ hose photographs, disagreement about ageing despite fluid servicing, and an SL500/SL55 part-number qualification.
Alfa40 sought black exhaust-tip examples and a comparison with OEM wide ovals. Kiwi01 and PRSWILL supplied different examples, while the replies left dimensions and fitment unverified.
NCBlue’s engine-out project expanded to camshaft pinning. Later reports describe a chain-position incident, head removal and an unresolved base-gasket separation, showing why the early planning needs its follow-up.
NikleinR6 replaced a sagging trunk-flap support although his roof had not failed. Later MBWorld replies describe housing distortion, fit difficulties and cable adjustment, showing why a support swap is not a complete roof diagnosis.
john_s reported an immediate bank-one misfire on his 2008 E92 M3. A zero-compression result on cylinder 1 led to a broken valve spring; he later reported good compression and a return to daily driving after replacing it.
hitthelights asked why part of the passenger-side brake-light LEDs remained dark after replacing resistors and the lamp. His follow-up photographs document the question, while coding and wiring suggestions remain unconfirmed.
retrofast described cooling that faded after 10–12 days despite a new condenser. His photographs prompted a correction about an oily hose, while another refrigerant-line possibility remained a question.
vsix reported tiny cracks along the muffler’s upper welds that sounded like a loose heat shield. After the cracks were welded closed, he said the rattle and an irritating buzz disappeared.
Hatzenbach investigates a low passenger-side beam and an ineffective lower adjuster, then practices disassembly on a scrap headlight. The account stops before a confirmed repair result.
