Q: Clutch Issues 1990 GMC K1500

Basically, daytime running lights, or (DRL) (https://www.yourmechanic.com/article/what-are-daytime-running-lights) as they may be listed, are your vehicle's low beam headlights that are on during daytime driving. By having them on they increase the visibility of your vehicle on the highway, much like...

Hi, thanks for your question. I'd be happy to help. You can do test your fuel pump shut off switch (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-fuel-pump-shut-off-switch) two different ways. The first is using a test light or volt meter back probe connector on one pink...

This is generally related to spark problems when it is more consistent. Spark related problems generally will result from things like ignition coils, crankshaft position sensor, spark plugs, spark plug wires or ignition modules not working properly. As you know,...

Hi There, This code relates to the voltage reading for the intake air temperature sensor (https://www.yourmechanic.com/services/manifold-temperature-sensor-replacement). When the voltage is abnormal given the parameters that the ECM relies on (higher than 5 volts for more than 0.5 seconds), this codewill...

Hello, thank you for writing in. These are classic signs of a brake issue. There are several problems that may be occurring, and you will have to take the wheel off to get a better look. However, resolving the problem...

The red lightning bolt (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) indicates that there is a problem wit the electronic throttle control unit. This may be for a specific reason or may be due to a slight glitch. Try resetting the throttle control unit by doing...

Yes, it is possible the loose shifter is a consequence of the ignition switch breaking as there is an interlock between the two. The recall relates to the ignition switch not retaining the key in the run position, thus potentially...