2022 Genesis GV70 — vibration under acceleration but not while coasting
This started as a small annoyance and I finally decided to track it down. The car is smooth at the same road speed when I lift off, but under moderate accelera…
Diagnostics & Mystery Problems
Repairs & Ownership
2018 Mitsubishi Outlander — metallic rattle for a few seconds after cold start
2018 Mitsubishi Outlander SE, about 98,500 miles. There is a short metallic rattle after the first cold start of the day, then it disappears once the engine se…
CanyonTuner815Community StarterMar 30, 20262018 Mitsubishi Outlander SEConnecticut2 replies0 helpful
2024 Volkswagen Golf R — weird vibration only between 62–70 mph
Car is smooth around town, but on the highway I get a vibration in the steering wheel and seat between about 62 and 70 mph. Above that it actually gets a littl…
2023 Ford Bronco — steering wheel vibration only at one highway speed — Chicago owner question
2023 Ford Bronco Badlands, about 45,500 miles. The car is smooth around town, but there is a noticeable steering-wheel vibration in a narrow highway speed rang…
2025 Lucid Air — steering wheel vibration only at one highway speed
2025 Lucid Air Pure, about 28,500 miles. The car is smooth around town, but there is a noticeable steering-wheel vibration in a narrow highway speed range. It…
Anyone else: Intermittent metallic rattle after cold start
2024 Mitsubishi Outlander PHEV SEL, about 151,000 miles. For the first few seconds after a cold start I hear a metallic rattle, then it disappears and won't co…
RoadEnthusiast64Community StarterMar 18, 20262024 Mitsubishi Outlander PHEV SELLas Vegas2 replies0 helpful
2021 Mercedes-Benz GLC 300 — anyone else: Intermittent metallic rattle after cold start
2021 Mercedes-Benz GLC 300, about 22,000 miles. For the first few seconds after a cold start I hear a metallic rattle, then it disappears and won't come back o…
2024 Ram 1500 Limited — question: Intermittent metallic rattle after cold start
2024 Ram 1500 Limited, about 1,200 miles. For the first few seconds after a cold start I hear a metallic rattle, then it disappears and won't come back once th…
2018 BMW 340i — steering wheel vibration only at one highway speed
The car is smooth around town, but there is a noticeable steering-wheel vibration in a narrow highway speed range. It gets better again above that speed. Tires…
2024 Volkswagen Golf R — check-engine light turned itself off — still scan it?
2024 Volkswagen Golf R, about 27,000 miles. The light was on for two days and then disappeared before I could schedule service. Car feels normal. Is there stil…
2022 Ford Maverick — intermittent hesitation pulling away from a stop — buyer question from Denver
Every few days the car hesitates for a split second leaving a stop, then drives normally. No permanent warning light. I want to know what data to capture the n…
2021 Honda CR-V — check-engine light turned itself off — still scan it?
The light was on for two days and then disappeared before I could schedule service. Car feels normal. Is there still likely to be useful stored or pending data…
2020 BMW M2 — intermittent hesitation pulling away from a stop
Every few days the car hesitates for a split second leaving a stop, then drives normally. No permanent warning light. I want to know what data to capture the n…
1987 Porsche 911 — metallic rattle for a few seconds after cold start
1987 Porsche 911 Carrera 3.2, about 209,500 miles. There is a short metallic rattle after the first cold start of the day, then it disappears once the engine s…
BoxerMechanicish467Community StarterFeb 24, 20261987 Porsche 911 Carrera 3.2Long Island2 replies0 helpful
2018 Kia Optima — check-engine light turned itself off — still scan it?
The light was on for two days and then disappeared before I could schedule service. Car feels normal. Is there still likely to be useful stored or pending data…
Weird vibration only between 62–70 mph
2023 Rivian R1T Quad-Motor, about 78,000 miles. Car is smooth around town, but on the highway I get a vibration in the steering wheel and seat between about 62…
2012 Honda Pilot — metallic rattle for a few seconds after cold start
This started as a small annoyance and I finally decided to track it down. There is a short metallic rattle after the first cold start of the day, then it disap…
2024 Polestar 2 — check-engine light turned itself off — still scan it?
2024 Polestar 2 Long Range Dual Motor, about 2,500 miles. The light was on for two days and then disappeared before I could schedule service. Car feels normal.…
DealPilot472Community StarterFeb 17, 20262024 Polestar 2 Long Range Dual MotorPhiladelphia6 replies0 helpful
2021 Toyota Highlander — vibration under acceleration but not while coasting
The car is smooth at the same road speed when I lift off, but under moderate acceleration I can feel a vibration through the floor. What would you inspect firs…
2024 Kia EV9 — check-engine light turned itself off — still scan it?
2024 Kia EV9 GT-Line, about 33,000 miles. The light was on for two days and then disappeared before I could schedule service. Car feels normal. Is there still…