Q: Thermostat gasket is leaking from last repair. Is there a warranty/ "good faith" policy considering it has been only 90 days

There appears to be a lot of problems with that year Pathfinder, and Nissan has generated a Technical Service Bulletin that indicated a problem with the rear upper and lower link bushings that need to be replaced. I would recommend...

Hi there, thanks for writing in. I'd be happy to try to help. I'm curious to know if other symptoms are present before isolating what's going on. The truck shutting off can happen for a variety of reasons. When this...

Hello. It sounds like the parking pawl inside the transmission might be failing. When an automatic transmission is put into park, it is mechanically shifted into neutral and the pawl will engage a gear connected to the output shaft of...

Trouble code P0430 (https://www.yourmechanic.com/article/p0430-obd-ii-trouble-code-catalyst-system-efficiency-below-threshold-bank-2-by-spencer-clayton) is for a catalyst on the drivers side. The sensor after the converter may be bad and not responsive enough or the catalyst itself may be bad. The catalyst (https://www.yourmechanic.com/services/catalytic-converter-replacement) should be replaced if the converter...

Hi there: In most cases acceleration issues are caused by restriction of fuel or air into the fuel injection system to be burned inside the combustion chamber. This could be the result of damaged mass air flow sensors, EGR valve,...

Hi there: If you have a remote FOB key, it's possible that there is a problem with that key, or that by disconnecting the battery, the ECU reset, causing the ignition system to be faulty right now. There are many...

The smoke is from the coolant leak when it hits a hot exhaust manifold. The leak may be from the thermostat housing. You should have the cooling system pressure tested to verify the leak in the system at the thermostat...

Hi There, Your water pump and fan belt replacement should not have anything to do with this at all. What you are describing sounds like a faulty transmission control module or speed sensor. A faulty transmission control module may cause...

Be sure any engine immobilizer system (security system) is not activated, thus preventing the car from starting. The battery should be load tested by a professional. Load testing can only be reliably performed on a fully charged battery. If the...