Why Does a Car’s RPM Go Up and Down While Parked? (Guide 2024)

As you sit in your parked car, idling peacefully, you may notice an intriguing phenomenon: the engine’s RPM (Revolutions Per Minute) fluctuating sporadically. It’s a puzzling sight, especially since the car is stationary and not being driven. What could possibly be causing these fluctuations in the engine speed?  The RPM is a vital indicator of…

Where Is the Chevy Transmission Control Module (All You Need to Know)

The transmission control module (TCM) plays a crucial role in the operation of a vehicle’s automatic transmission system. It is responsible for monitoring and controlling various aspects of the transmission, ensuring smooth gear shifts and optimal performance. If you’re experiencing transmission-related issues with your Chevy vehicle, understanding the location of the TCM and how to…

What is Normal Engine Coolant Temperature? [Complete Guide 2024]

What is considered a typical operating temperature range for a vehicle’s engine? According to most experts, it is recommended for your engine to operate within the range of 195 degrees to 220 degrees Fahrenheit. Ideally, the needle on your temperature gauge should stay centered within this range under normal conditions. The cooling system plays a…