2007 Porsche Cayman — going one inch smaller for winter wheels
I want smaller winter wheels for more sidewall. Overall tire diameter can stay close, but I am worried about caliper and spoke clearance. What measurements sho…
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Repairs & ownership
Stinger surface rust underneath a winter daily — 2020
There is early surface rust on brackets, fasteners and seams underneath, but nothing structural. For a salt-belt car, what treatment slows it down without crea…
2019 Volkswagen Atlas — blower works on some speeds but not others
Cabin fan works normally on certain settings and then cuts out or changes speed unpredictably on others. Before replacing the blower motor, what should be chec…
Steering wheel shakes only under highway braking — 2023 S5
Cruising is smooth, but braking from highway speed makes the steering wheel shake. Pads still have material. Would you start with rotor runout/thickness variat…
Corvette: wireless CarPlay drops at the same intersection
Wireless CarPlay is reliable almost everywhere but disconnects at the same intersection on my commute. Does consistent location point strongly to RF interferen…
RustBeltMom362Community StarterApr 30, 20262024 Chevrolet Corvette Stingray Z51Orange County4 replies0 helpful
M3 brake fluid is old but still looks clean
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? I am in Tampa. Ha…
2019 Ram 2500 — a/C is cold on the highway but warm at stoplights
Noticed this on the car: the A/C works well with road speed but gets noticeably warmer at long lights, then cools again almost immediately once moving. Does th…
1968 Ford Mustang — check-engine light turned itself off — still scan it
Looking for a sanity check. 1968 Ford Mustang. The light was on for two days and then disappeared before I could schedule service. Car feels normal. Is there s…
Sanity check: coolant is old by age but mileage is low (Nationwide)
In Nationwide, the vehicle has relatively few miles but the coolant is several years old. I am trying to prioritize maintenance by actual risk. Would you repla…
Land Cruiser catalyst efficiency code but car drives normally — 2004
A catalyst efficiency code came back after clearing once. The car drives normally and there are no misfire codes. Before condemning the catalytic converter, wh…
ColdStartEnthusiast797Community StarterApr 24, 20262004 Toyota Land CruiserCalifornia8 replies0 helpful
Driver seat clicks during left-right transitions — 2007 Cayman
I can feel a small click through the seat base in corners. I'm in Miami.
Elantra new plugs, same cylinder miss — P0304
the repair record does not identify plug part numbers or cylinder findings. background: the misfire remains after a recent plug replacement. stored code: P0304…
M3: dealer says they can't reproduce the problem (Nationwide)
I've brought the car in twice for an intermittent warning and both times the dealer says no fault found. I have video and timestamps. What's the best way to do…
EuroCommuter29Community StarterApr 30, 20262025 BMW M3 Competition xDriveNationwide5 replies0 helpful
Steering wheel shakes only under highway braking — 2020 Tundra
Cruising is smooth, but braking from highway speed makes the steering wheel shake. Pads still have material. Would you start with rotor runout/thickness variat…
Highlander single clunk over small sharp bumps
This started as a small annoyance and I finally decided to track it down. There is one front-end clunk over pothole edges and driveway lips, but larger smooth…
NewCarMechanicish876Community StarterApr 15, 20262021 Toyota Highlander XLENew Jersey29 replies0 helpful
Footwell gets wet only after heavy rain — anyone dealt with this recently — 2013 Prius
The car stays dry in normal rain but after a long storm one front footwell gets damp. Door seal looks okay. What drain/seam tests would you do before tearing t…
Anyone else: steering wheel vibration only at one highway speed — 2025
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…
2015 Kia Soul 2.0: P1326 with reduced power
The car entered reduced power with a flashing warning light. 2015 Kia Soul 2.0, about 74,100 miles. I'm trying to separate what was observed from what was gues…
F-150: temperature climbs in traffic but drops once moving
Coolant temperature rises while sitting with the A/C on, then drops once the car is moving. Coolant level looks correct. Fans run, but I do not know whether th…
Car pulls right even though alignment is green — 2023 Wrangler
Car pulls right even though alignment is green — 2023 Wrangler. About 43,000 miles on it.