Repairs & Ownership
2021 Toyota Highlander XLE, about 9,500 miles. Long-term fuel trims are much more positive at idle than at 2,500 RPM. No obvious misfire. Does that pattern sti…
Looking at an older Cayman S with good records. I keep seeing buyers emphasize borescope/PPI work on this generation. For someone vetting listings, what would…
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…
The car starts normally most of the time, but after filling the tank it occasionally cranks longer and runs rough for a few seconds. Could EVAP/purge behavior…
2023 Lincoln Navigator Reserve, about 33,000 miles. Long-term fuel trims are much more positive at idle than at 2,500 RPM. No obvious misfire. Does that patter…
2024 Land Rover Defender 110 P400, about 25,500 miles. A catalyst efficiency code came back after clearing once. The car drives normally and there are no misfi…
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…
2018 Chevrolet Tahoe LT, about 103,000 miles. Idle has a slight shake once fully warm, but 100–200 RPM above idle it smooths out. No major loss of power. Would…
2022 Ford Maverick XLT Hybrid, about 39,500 miles. A cylinder-specific misfire code appeared after one rough start, then cleared and the engine feels normal. P…
The car starts normally most of the time, but after filling the tank it occasionally cranks longer and runs rough for a few seconds. Could EVAP/purge behavior…
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…
The car starts normally most of the time, but after filling the tank it occasionally cranks longer and runs rough for a few seconds. Could EVAP/purge behavior…
I've started checking the dipstick every 500 miles and the level is definitely moving down between oil changes. No obvious puddles and I don't see smoke. At wh…
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…
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…
There is a light ticking sound that follows engine speed for the first few minutes and then becomes hard to hear. Oil level is correct.
2025 Toyota Camry XSE, about 31,500 miles. A catalyst efficiency code came back after clearing once.
There is a light ticking sound that follows engine speed for the first few minutes and then becomes hard to hear. Oil level is correct. How would you separate…
2023 Acura Integra A-Spec, about 8,200 miles. There is a damp area around the lower side of the engine but nothing reaches the ground overnight. I cleaned it o…
2021 Mazda CX-5 Turbo, about 118,000 miles. I'm seeing the oil level fall enough between services that I now check it regularly. No obvious leak. For other tur…
