Repairs & Ownership
2018 Cadillac CTS-V, about 118,000 miles. 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? If I figure it…
The vehicle has relatively few miles but the coolant is several years old. I am trying to prioritize maintenance by actual risk.
2023 Genesis G70 3.3T, about 19,000 miles. The vehicle has relatively few miles but the coolant is several years old. I am trying to prioritize maintenance by actual risk. Would you replace based on…
2024 BMW i4 eDrive40, about 13,500 miles. 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 n…
2007 Porsche Cayman S, about 48,000 miles. Most of my driving is short trips with a lot of idling, but the factory interval is pretty long. I'd rather not waste oil, but I also plan to keep the car p…
2023 Ford Bronco Badlands, about 22,000 miles. Most of my driving is short trips with a lot of idling, but the factory interval is pretty long. I'd rather not waste oil, but I also plan to keep the c…
2022 Ford Maverick XLT Hybrid, about 32,500 miles. 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?
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?
2021 Hyundai Palisade Limited, about 34,500 miles. 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?
2013 Toyota Prius Three, about 168,500 miles. 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? Mostly look…
2024 Buick Envision Avenir, about 17,500 miles. 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?
Most of my driving is short trips with a lot of idling, but the factory interval is pretty long. I'd rather not waste oil, but I also plan to keep the car past 150k. How would you set an interval bas…
2004 Toyota Land Cruiser, about 187,500 miles. 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?
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 Kia Optima EX, about 51,500 miles. The car gets lots of cold starts, idling and short trips with few long highway runs. The factory interval feels long for that use. How would you set an interva…
Most of my driving is short trips with a lot of idling, but the factory interval is pretty long. I'd rather not waste oil, but I also plan to keep the car past 150k. How would you set an interval bas…
2018 Ford F-150 XLT 2.7 EcoBoost, about 79,000 miles. 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? Int…
Thinking about sending an oil sample in mostly to establish a baseline. For a normal street car, which numbers are actually useful over time and which ones do people overreact to? I'm in Las Vegas. I…
2017 Jeep Grand Cherokee Limited, about 150,000 miles. 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?
Car only has 32k miles but the coolant is several years old. Would you change it based on age alone? I'm trying to prioritize maintenance that matters rather than replacing everything early. If I fix…
