Anyone else: steering wheel vibration only at one highway speed — 2017
In Bay Area, 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…
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Repairs & ownership
Sanity check: silverado light-throttle shudder: engine or transmission
Noticed this on the car: at steady speed with light throttle I get a vibration that feels almost like driving over fine rumble strips. It disappears if I accel…
TruckMiles96Community StarterOct 13, 20252021 Chevrolet Silverado 1500 LTZ 6.2Nashville28 replies0 helpful
2019 Volkswagen Tiguan 2.0T: P0303 with a damp plug well
A misfire appeared after rain and there is moisture near the coil. 2019 Volkswagen Tiguan 2.0T, about 81,700 miles. The car is important for my commute, so I n…
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…
Silverado 1500: silverado light-throttle shudder: engine or transmission (Salt Lake City)
At steady speed with light throttle I get a vibration that feels almost like driving over fine rumble strips. It disappears if I accelerate. What's the cleanes…
WrenchWeekend96Community StarterOct 27, 20252021 Chevrolet Silverado 1500 LTZ 6.2Salt Lake City3 replies0 helpful
RX-8: square wheel setup on a car that came staggered
In Westchester, i am considering a square wheel/tire setup so I can rotate tires and simplify track spares. Besides clearance, what handling changes should I e…
EV9 battery keeps dying after two or three days parked
Looking for a sanity check. About 8,200 miles on it. Battery tested okay at a parts store, but if the car sits for a weekend it sometimes won't crank. Alternat…
Blower works on some speeds but not others — 2019 2500
Quick one about the 2500. Cabin fan works normally on certain settings and then cuts out or changes speed unpredictably on others. Before replacing the blower…
Anyone else: can I go one inch smaller for winter wheels?
Looking at a smaller-diameter winter setup for more sidewall. Main concern is brake clearance and keeping total tire diameter close.
Encore turbo estimate based on oil film alone — P0299
The shop provided a damp-hose photograph without a leak or boost-control result. Background: The car feels flat under load and a hose joint looks oily. Stored…
2016 Audi A4 — footwell gets wet only after heavy rain
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…
Q5 rough idle disappears just above idle speed
Looking for a sanity check. About 30,000 miles on it. Idle has a slight shake once fully warm, but 100–200 RPM above idle it smooths out. No major loss of powe…
Wrangler: car died once at a light and restarted immediately — 2023
The engine shut off at a stop once, restarted right away, and has been normal since. No warning stayed on. What data or checks would you prioritize before trus…
Sanity check: car pulls right even though alignment is green — 2019
In Charlotte, alignment printout is within spec, but the car still wants to drift right on a flat road. Tire pressures match. Would you cross-rotate tires to c…
Sanity check: car died once at a light and restarted immediately
The engine shut off at a stop once, restarted right away, and has been normal since. No warning stayed on. What data or checks would you prioritize before trus…
Anyone else: brake fluid is old but still looks clean — 2013
Noticed this on the Prius: fluid looks clear in the reservoir but has been in the car for several years. Would you change based on time/moisture rather than ap…
Intermittent hesitation pulling away from a stop (Miami)
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…
A/C is cold while driving, warm at stoplights — 2022 GTI
A/C gets properly cold on the highway but becomes noticeably warmer at long lights. It cools down again almost immediately once the car is moving.
Driver seat clicks during left-right transitions (Seattle)
I can feel a small click through the seat base in corners. Mounting bolts appear tight and power functions work. How do you isolate rail play versus the frame…
Anyone else: catalyst efficiency code but car drives normally?
In Westchester, a catalyst efficiency code came back after clearing once. The car drives normally and there are no misfire codes. Before condemning the catalyt…