2024 Lexus RX 350h — will this modification complicate a warranty claim?
I'm considering a mild modification that shouldn't directly affect the part I'm worried about, but I don't want to create a warranty headache. How do you decid…
Unanswered
2021 BMW X5 xDrive40i — random misfire code but engine feels fine
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…
2018 Chevrolet Tahoe — new tires are much louder than the old set
Same size and pressure, but the new tires create noticeably more highway hum. Is this usually tread pattern/compound, or should I verify balance and alignment…
Anyone else: Model Y low-voltage warning before a road trip
Low-voltage battery warning appeared and I have a trip coming up. Main pack is fine. I don't want to get stranded over the small battery—what would you conside…
TrailEnthusiast94Community StarterJul 8, 20262024 Tesla Model Y Long RangePortland0 replies0 helpful
How are you estimating real battery degradation?
Dash range changes with temperature and driving, so I'm looking for a better way to judge battery health. What data do you trust—usable kWh, charging energy, s…
HybridMom15Community StarterAug 15, 20262024 Polestar 2 Long Range Dual MotorLos Angeles0 replies0 helpful
2018 Cadillac CTS-V — is this actually a good used-car deal?
The online price looks competitive, but I am trying to judge the entire deal rather than the headline number. What should I compare besides mileage, history, c…
2018 Mercedes-AMG C63 — temperature climbs in traffic but drops once moving
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.
2023 Nissan Z Performance — used truck versus new compact pickup
2023 Nissan Z Performance, about 1,200 miles. Same money buys an older full-size truck with capability I may never use or a newer compact truck with better fue…
2024 Toyota Tacoma TRD Off-Road — question: Used truck versus new compact pickup
2024 Toyota Tacoma TRD Off-Road, about 62,000 miles. Same money buys an older full-size truck with capability I may never use or a newer compact truck with bet…
2017 Porsche 911 — single-cylinder misfire comes and goes
A cylinder-specific misfire code appeared after one rough start, then cleared and the engine feels normal. Plugs are not very old. Would you swap coils, inspec…
2023 BMW M340i — seller says lien is paid but title still shows lender
2023 BMW M340i xDrive, about 50,000 miles. Seller says the loan was recently paid off but paperwork has not caught up. I am willing to wait, but what proof wou…
2025 Lucid Air — dealer APR is higher than my credit-union preapproval
2025 Lucid Air Pure, about 19,500 miles. I have a preapproval in hand and the dealer offered a higher rate. Is there any reason to let them try to beat it, and…
2013 Nissan 370Z — intercooler before adding more boost?
2013 Nissan 370Z Touring, about 164,000 miles. After repeated pulls the car softens as intake temperatures rise. Would you prioritize cooling before increasing…
2021 Mercedes-Benz GLC — my model year is in a recall article but my VIN is not
News says my model year is involved, but the VIN lookup shows no open recall. Is that usually because only certain build ranges are affected, or can the databa…
Question: Used truck versus new compact pickup
Same money buys an older full-size truck with capability I may never use or a newer compact truck with better fuel economy and warranty. Anyone make this switc…
2025 Hyundai Tucson Hybrid Limited — question: Physical buttons are disappearing again — good or bad?
Automakers keep moving basic controls between touchscreens and physical buttons depending on the generation. What controls do you absolutely want to remain phy…
QuattroNerdCommunity StarterJul 24, 20262025 Hyundai Tucson Hybrid LimitedDenver / Front Range0 replies0 helpful
2023 Toyota 4Runner — cPO badge versus independent PPI — trying to narrow this down
The dealer says the car passed the manufacturer CPO inspection and suggests an outside inspection is unnecessary. I like the warranty but still want an indepen…
2023 Nissan Z — two nearly identical cars are priced $4k apart
2023 Nissan Z Performance, about 27,000 miles. Same year, trim and similar mileage, but two listings are thousands apart.
GarageDaily128Community StarterAug 14, 20262023 Nissan Z PerformanceNorthern Virginia0 replies0 helpful
2019 Porsche Macan — no crank with full dash power, then it starts later
This started as a small annoyance and I finally decided to track it down. Twice I have had full lights and accessories but no crank. After waiting a few minute…
1993 Mazda RX-7 — battery dies after the car sits for a weekend
1993 Mazda RX-7 Touring, about 215,000 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometim…