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What happens when your fuel pump starts going out?

What happens when your fuel pump starts going out? The flipside to not enough fuel is too much fuel and a fuel pump that is going out can send too much fuel to your engine, too. You'll notice your engine surging when this happens and the surges can make driving dangerous. Surges mean the vehicle picks up and then drops speed. Not good on the road. What happens when you start a car with a bad fuel pump? The main problem with the bad fuel pump is that it reduces the required pressure for the car’s operation and thus causes...
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What are the symbols in an electrical wiring diagram?

What are the symbols in an electrical wiring diagram? It consists of symbols to represent the components and lines to represent the wires or conductors which connects the components together. The line diagram is actually derived from the block diagram. It doesn’t give any layout of the parts and their detail wiring information of the components. How to read electrical diagrams and schematics? To read and interpret electrical diagrams and schematics, the basic symbols and conventions used in the drawing must be understood. This article concentrates on how electrical components are represented on diagrams and schematics. What is a three...
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What are the colors of an O2 sensor wire?

What are the colors of an O2 sensor wire? O2 sensor wire colors MANUFACTURER SENSOR MFG 1 WIRE 2 WIRE 3 WIRE General Motors DELPHI VIOLET VIOLET VIOLET PINK BROWN BROWN What is the O2 sensor wiring diagram for Chevy? 09 Aveo O2 Sensor Wiring – Wiring Diagram Data – O2 Sensor Wiring Diagram Chevy The diagram provides visual representation of an electric arrangement. However, this diagram is a simplified version of this structure. It makes the procedure for building circuit easier. Why do you need a wiring diagram for an oxygen sensor? It shows the components of the circuit...
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Can a blown head gasket cause a bigger problem?

Can a blown head gasket cause a bigger problem? These are just a few different steps you can take to prevent a head gasket failure, but sometimes even following these steps you may still end up with a blown head gasket. If not taken care of right away, blown head gaskets can turn into bigger engine problems that will end up being even more costly to fix down the road. When do you need a fresh head gasket job? The heads should be checked for flatness and will likely need to be resurfaced as warping is common. After 500 miles...
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Does a 2003 Chevy Trailblazer have a catalytic converter?

Does a 2003 Chevy Trailblazer have a catalytic converter? Chevy Trailblazer / Trailblazer EXT 4.2L 2003, Catalytic Converter by ACAT Performance®. Converter Configuration: Universal Fit. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Why does my trailblazer not go over 3000 rpm? My Trailblazer has no power and will not go over 3000 rpm. I have replaced the spark plug, gas filter, throttle body acceleration pedal sensor and the crank shaft sensor. I am at a loss of where I go from here. Why does my Trailblazer have a reduced power light? When the engine power has been reduced, the...
Common questions

Where is the cylinder head on a Chevy Cavalier?

Where is the cylinder head on a Chevy Cavalier? This engine appears in many GM vehicles from this period, such as the Chevrolet Cavalier. The cylinder head in this 2.2-liter engine is part of the combustion chamber and sits on top of the engine block. The removal procedure for the cylinder head is generally similar for all vehicles with the 2.2-liter engine. What kind of engine does a Chevy Cavalier have? General Motors manufactured a four-cylinder 2.2-liter engine known simply as the 2.2 engine from 1990 to 1997. This engine appears in many GM vehicles from this period, such as...
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Why does my Chev Silverado have no sound?

Why does my Chev Silverado have no sound? No sound from speakers, but the radio is showing volume and station. Pop the hood and find the fuse that says "radio." Pull it and flip it around the other direction and put it back in. There is also one that says "radio amp." How do you unlock the radio on a Chevy Silverado? Jot down the four-digit number with which you will be provided twice. You can turn off the ignition while you make the call. You should once again see "LOC" on the radio screen. Using the hour and minute...
Common questions

Why is my gas gauge not working at high fuel level?

Why is my gas gauge not working at high fuel level? Some systems are wired so that high fuel level contacts the low-resistance section, gradually increasing resistance as fuel level drops. The system thus outputs higher voltage at high fuel level, gradually dropping voltage as fuel level drops. How does the resistance of a gas gauge change? The fuel float contacts run on a potentiometer, or variable resistor, whose resistance changes depending on float level, effecting a change in output voltage. Some systems are wired so that high fuel level contacts the low-resistance section, gradually increasing resistance as fuel level...
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Are there any problems with the Chevy 4.8L Vortec?

Are there any problems with the Chevy 4.8L Vortec? The two engines tend to have similar problems, but the 4.8 Vortec comes in at a higher reliability rating on our scale due to its lack of AFM, which is known to cause problems on just about every engine it touches. 1. Intake Knock Sensor – 4.8L Vortec What is the diagnostic code for a Chevy check engine light? Remember, these are manufacturer specific codes only. Refer to our Generic OBD II code list for definitions on all other Chevy diagnostic trouble codes. Manufacturer Specific Codes P0342Camshaft Position Sensor A Bank...
Common questions

Are there any problems with the Chevy 6.0 engine?

Are there any problems with the Chevy 6.0 engine? If you are a user of Chevrolet 6.0 Vortec Engine, you must have the ideas of common Chevy 6.0 Engine Problems. In any vehicle, the engine is regarded as the most essential component. The Chevy 6.0 engine, similar to any other component, might develop some technical problems – which can make owners look for ways on how to fix them. When did the Chevy 6.0L Vortec 6000 come out? The 6.0L Vortec “6000” engine was introduced in 1999 and remained in production until 2019 when it was replaced by the 6.2L...