Coolant level slowly drops with no puddle?
Quick one about the Toyota. Reservoir moves from full to low over a few weeks. No puddle, no obvious hose leak, and the oil looks normal. Is a pressure test th…
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Repairs & ownership
Sanity check: buzzing noise only at one engine RPM — 2018
There is a light buzz from the dash at one narrow RPM range. It disappears above and below that speed. Any good method for locating trim resonance without rand…
2024 Ford F-150 — clunk over small sharp bumps but not big ones
There is a single clunk from the front over small potholes and driveway edges. Big smooth bumps don't reproduce it. End links look intact. Any good way to isol…
RoadTuner26Community StarterSep 12, 20252024 Ford F-150 Lariat 3.5 EcoBoostNew Jersey21 replies0 helpful
Sanity check: my model year is in a recall article but my VIN is not — 2017
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…
CTS-V: oil level drops between services with no puddle
I started measuring the oil level every few hundred miles and it is definitely falling between changes. There is no obvious puddle and I do not notice smoke. H…
M340i infotainment became glitchy after an OTA update
In Denver, after a software update the screen occasionally reboots and one saved setting keeps resetting. Is there a normal post-update reset procedure owners…
A/C is cold on the highway but warm at stoplights — buyer question from Orange County — 2007 Cayman
The A/C works well with road speed but gets noticeably warmer at long lights, then cools again almost immediately once moving. Does that point more toward airf…
2021 Toyota Highlander — fuel trims are positive at idle and improve with RPM — Charlotte owner
Looking for a sanity check. 2021 Toyota Highlander. It's at 9,500 miles. Long-term fuel trims are much more positive at idle than at 2,500 RPM. No obvious misf…
Air 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…
F-150: catalyst efficiency code but car drives normally
This started as a small annoyance and I finally decided to track it down. A catalyst efficiency code came back after clearing once. The car drives normally and…
Surface rust underneath a winter daily — 1993
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…
New pads squeal more than the old ones — 2023
Looking for a sanity check. I replaced pads and rotors and now the brakes squeal at low speed even though stopping performance is good. Hardware was cleaned an…
2019 Subaru Forester 2.5: P26A3 and inconsistent cabin heat
2019 Forester 2.5. The heater output has become inconsistent and I now have P26A3 plus several dash warnings. I found a discussion about the thermo control val…
Sierra 1500 delayed engagement into Drive when cold
After sitting overnight, shifting from Park to Drive can take a second or two before the vehicle actually engages. Once warm it behaves normally. Would you sta…
Windshield replaced — does camera calibration matter — 2023 R1T
Noticed this on the R1T: a new windshield is installed and there is no dash warning, but the shop recommends camera calibration. If the manufacturer procedure…
2018 Mitsubishi Outlander — 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…
Anyone else: surface rust underneath a winter daily — anyone dealt with this recently — 2020
Surface rust underneath a winter daily — anyone dealt with this recently — 2020.
Clunk when changing from reverse to drive — 2024 EV9
There is a single clunk when changing direction at low speed, especially reverse to drive. No vibration while cruising. What would you inspect first: mounts, d…
Surface rust underneath — treat now or leave it — 2025 Macan
I found surface rust starting on a few brackets and seams underneath. Nothing looks structurally bad yet.
PixelHauler75Community StarterSep 21, 20252025 Porsche Macan Electric 4SDMV / Maryland1 reply0 helpful
Anyone else: inside shoulder worn out while outside looks fine?
The tires looked okay until I checked the inner shoulder, which is much more worn. The car is slightly lowered. What alignment measurements matter most if I wa…