Why does my truck start on the second try?
It could be a pump, pressure regulator, plugged filter, or any number of other issues. A temporary fix would be to turn the key to the “on” position but don’t start it. Leave it there for a few seconds, then start the car. This should give the pump time to completely prime the lines.
How do you reset the transmission control module on a Chevy Silverado?
Steps to Resetting Transmission Control Module
Why is my 2000 Chevy Silverado hard to start?
It is possible that the connector on top of the fuel pump assembly has a burned terminal. This would cause low fuel pressure because of the high resistance in the fuel pump power feed circuit. That would explain the hard starting, but not the poor economy. Suggest having fuel pressure checked.
How do you reset the computer on a 2000 Chevy Silverado?
To reset the computer in a 2000 Chevy Silverado, remove the nut from the negative battery cable using a socket set or wrench. Slide the cable off of the battery and set it aside. Turn the headlight switch to the “On” position to drain the ECM of any remaining power.
How do you reset the computer on a Chevy truck?
How to Reset the ECM on a Chevy Truck
What are the signs of a bad PCM?
7 Common PCM Failure Symptoms
How do you know if the computer in your car is bad?
The ECU is your car’s main computer
What causes a car computer to go bad?
Corrosion and moisture Corrosion or damage due to moisture is one of the main reasons for ECM failure. Corrosion can enter the ECM through the wiring harness and moisture can enter by a failure in the seals in the ECM itself. This happens over a period of time (5 to 10 years) due to the ECMs exposure to the elements.
How much is an ECU unit?
The part alone can cost between $1,000 and $3,000, depending on the make and model of your vehicle. Fortunately, an ECU can be repaired or reprogrammed in many cases”thus preventing the need to actually replace an ECU.
How does an ECU get damaged?
The ECU has seals around it which are supposed to prevent moisture from entering inside. Moisture is a bad thing to have in an ECU because corrosion will form on its components. If the corrosion is not cleaned away quickly, it will cause these components to get damaged. Then you will have a malfunctioning ECU.
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