Q: 2004 Mercedes CLK500 V8 overheating with AC on - new radiator, condenser, ac compressor, aux fan works, temp sensor replaced, new

If your car has a universal garage door opener (optional equipment), then it can be programmed to work with both Rolling Code systems and Fixed Code systems. Here’s what you should do to program it to work with your Fixed...

Hello, the choke relies on 12v heating element, as it heats up it allows the idle speed cam to lower, allowing the idle speed to decrease as the car warms up. If the heating element has failed it will cause...

If the key is turning to the “lock” position and won’t come out, the lock cylinder is faulty. If it is not turning all the way back, there is a solenoid that is malfunctioning in the steering column. That solenoid...

This is a common issue on your vehicle. There are two places that the sunroofs leak from. One is the rubber seal around the glass. Another is the drain tubes that run from the sunroof gutters down to the doorframes....

Hi there. If the Check Engine Light came on, then there is a problem that the computer is seeing. If the light is flashing, then it may have a misfire. If not, then it is something else in the powertrain....

Hello. If the oil level was low, then it will cause these codes (P0016 (https://www.yourmechanic.com/article/p0016-obd-ii-trouble-code-camshaft-position-a-camshaft-position-correlation-bank-1-by-jay-safford) and P0017 (https://www.yourmechanic.com/article/p0079-obd-ii-trouble-code-crankshaft-position-camshaft-position-correlation-bank-1-sensor-b-by-jay-safford)) to appear. The variable valve timing system on this vehicle is controlled with oil pressure so when the oil level is low...

Hello - The fuel pump power path includes the fuse, and the fuel pump relay (triggered by the ignition switch). The injectors are fired by the engine control module (PCM for Ford fans). There are 2 potentially separate issues here....

Hello - based on your description of the vehicle behavior, it would seem like your clutch is slipping (https://www.yourmechanic.com/question/clutch-out-in-car) when you upshift. A worn clutch, weak pressure plate, or clutch disk contaminated by oil, will slip, causing the momentary loss...