2023 Mercedes-AMG C43 4MATIC — surface rust underneath — treat now or leave it?
I found surface rust starting on a few brackets and seams underneath. Nothing looks structurally bad yet. For a car that sees winter salt, what treatment actua…
I found surface rust starting on a few brackets and seams underneath. Nothing looks structurally bad yet. For a car that sees winter salt, what treatment actua…
Scanner showed a cylinder-specific misfire code after one rough start, but the car feels completely normal now. Plugs aren't that old. Would you swap coils to…
Looking at a smaller-diameter winter setup for more sidewall. Main concern is brake clearance and keeping total tire diameter close. What measurements do you v…
Thinking about moving to a square setup for tire rotation and track use. Besides fitment, what handling changes should I expect on a car calibrated around stag…
2023 Mercedes-AMG C43 4MATIC, about 78,000 miles. Crossed 50k miles, so I figured I'd post what has actually broken, what maintenance cost, tire life, fuel eco…
2018 Mercedes-AMG C63 S, about 45,500 miles. Price cuts and incentives are good for new buyers but can hit recent owners resale hard. How much do you consider…
2018 Mercedes-AMG C63 S, about 40,500 miles. After owning the car for a while, tires, insurance and service pricing mattered more than the MPG difference I obs…
Fluid looks clear in the reservoir but has been in the car for several years. Would you change based on time/moisture rather than appearance?
2018 Mercedes-AMG C63 S, about 101,000 miles. Coolant temperature rises while sitting with the A/C on, then drops once the car is moving.
Budget works for either a lightly used luxury SUV or a new mainstream model with a full warranty. I'm more worried about three-to-five-year ownership cost and…
2023 Mercedes-AMG C43, about 58,000 miles. A new windshield is installed and there is no dash warning, but the shop recommends camera calibration. If the manuf…
Everyone has that one job they postponed because the car still 'felt fine.' What maintenance item taught you not to ignore early warning signs? I'd rather test…
This started as a small annoyance and I finally decided to track it down. 2023 Mercedes-AMG C43, about 21,500 miles. There is a low hum that rises with road sp…
2023 Mercedes-AMG C43, about 37,500 miles. The car stays dry in normal rain but after a long storm one front footwell gets damp. Door seal looks okay. What dra…
2018 Mercedes-AMG C63 S, about 48,500 miles. I am thinking about sending an oil sample to establish a baseline. For a normal street engine, which trends are ac…
2023 Mercedes-AMG C43, about 45,000 miles. The online price looks competitive, but I am trying to judge the entire deal rather than the headline number. What s…
I saw a recall announcement that includes my model year, but my VIN currently shows no open recall. Is that usually because only a subset is affected, or can V…
2023 Mercedes-AMG C43 4MATIC, about 48,000 miles. A manufacturer cutting MSRP or adding huge incentives is great if you're buying now, but painful for recent b…
A new model just dropped and the headline numbers look good, but I'm more interested in curb weight, wheel/tire sizes, real rear-seat room, charging/fueling, r…
I am thinking about sending an oil sample to establish a baseline. For a normal street engine, which trends are actually useful over time and which one-off num…