I can feel a small click through the seat base in corners. Mounting bolts appear tight and power functions work. How do you isolate rail play versus the frame or motor mechanism? Mileage is about 81,…
There is a light ticking sound that follows engine speed for the first few minutes and then becomes hard to hear. Oil level is correct. How would you separate normal injector noise from valvetrain no…
2024 Acura MDX Type S, about 17,500 miles. Most roads are plowed quickly, but there are cold wet days, slush and a handful of serious storms. For a daily driver, where is the line where dedicated win…
This started as a small annoyance and I finally decided to track it down. 2020 BMW M2 Competition, about 120,500 miles. A cylinder-specific misfire code appeared after one rough start, then cleared a…
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 see if the code follows, or just monitor…
