Q: Is my car ok with just one thermostat?

Programming a new remote keyless entry (RKE) transmitter is easy when you already have a recognized transmitter. Just follow these steps carefully: Gather all of the transmitters – the new ones, and the already programmed one – so that they’re...

Hi. The transmission range sensor (TR) receives a reference voltage from the transmission control module (TCM). The sensor then varies that voltage according to the position the gear selector (P, R, N, D, 2, 1). In this way, the sensor...

Worn ball joints (https://www.yourmechanic.com/services/ball-joint-front-replacement) are a common problem with this vehicle. When they wear and/or the grease dries up inside them, they make a squeaking sound when turning the wheel or over bumps. The front suspension should be checked out....

Hello. A temporary "hotter than normal" behavior like your are describing is likely to be a failed radiator fan switch. The switch (and fan) should power up when the engine temperature is hotter than normal - such as low air-flow...

Hi there. When you opened the hood to add engine oil to the engine and you smelt fuel vapors, there could be an issue with the fuel injectors (https://www.yourmechanic.com/services/fuel-injector-replacement). Most likely the fuel injector o-rings (https://www.yourmechanic.com/services/fuel-injector-o-rings-replacement) have split or cracked....

You may have a couple of different issues going on here. This may be a sign of a weak battery, a failing voltage regulator or failing alternator. If the battery is weak but able to hold a charge, when starting...

Mercedes uses a devilishly complicated automatic tensioner whose life span is about the same as the belt. The tensioner depends on the twisting force of a sleeve of bonded rubber to keep the belt tight, and by the time the...

Hi there. The oil cooler is designed to help cool the engine or transmission off. By plugging off the oil cooler lines will cause the engine or transmission to heat up more than normal and could cause the engine or...

Hello, thank you for writing in. When it comes to the vehicle not starting, and not having electrical power, always start by checking the battery. In your situation you can go remove the battery from the vehicle, and take it...