Showing articles & questions for topic
Silverado 2500 HD

Related questions

Question
Why does my truck have gas pouring out near the tank when started up?
Good question. I will go through a few steps with you to try to save you a little money and hopefully find the problem. Get under your truck near the fuel tank. Look for the lines that are...
Question
A/C only blows occasionally and only on high
Hi there. You have more than one problem with the A/C blower and blend door controls on the vehicle. The blower motor is bad and most likely burned out the blower resistor from drawing too many amps. Have the blower...
Question
Master window lock feature quit working.
Hey there. The power window lock out is controlled by the drivers door window switch. The signal for the lock goes through the body control module (BCM) to signal the other windows switches to let the windows open or not....
Question
Vehicle is starting to overheat at idle.
There is a technical bulletin TSB 04-06-02-006A that covers the issue you are getting. It states that the cooling fan clutch will disengage at lower rpm's of the engine and will allow the engine to overheat. You should replace the...
Question
Engine misfire, P0300 code
It is not the color of the spark plug that determines its condition - it is the appearance of the electrode on the spark plug. If one of your ignition coils has gone bad before and it was the only...
Question
My dash lights don't come on but all other lights knobs etc do
Hello there, a few different faults could cause your 2004 Chevrolet Silverado to have dash lights that do not illuminate. Given than the fault is interment it sounds like an electrical issue. The most common would be a failed dash...
Question
The bushing in the extension housing spins out. I have new extension housing, yoke, drive shaft, and u joints.
Hi there. From the description you have provided, your vehicle's extension housing bushing repeatedly spinning out, something is being overlooked. Replacing all the components, without determining the cause, is not working. My thought is, look into the pinion angle of...
Question
The ABS light is staying on. The heater/ a.c, cruise control and remote start are locked. What is the problem?
Check the ABS codes for any possible indications of what is going on. Most often, the ABS light comes on when the wheel sensors are dirty. Check all of the wheel sensors for wear and clean them. The...
Question
Check engine light flashing at hwy speed
Have a certified technician start off by scanning the system for fault codes. When the check engine light is on faults will be stored in the system. These faults will give the technician a direction to take do diagnose the...
Question
My 4WD is not engaging. Is a 2007 Silverado have electronically controlled axle actuator or vacuum? Or is my problem in the hubs?
Hi there. The actuator on your 4WD system to your vehicle is electronic. Most of the Silverado 2500 model Chevrolet trucks have issues with the actuator failing in the front axle due to weather and road conditions. Check the harness...
Question
What would cause the motor not to crank and the dash lights to stay on? 2005 Chevy Silverado 2500
Hi - check fuses first, then check the engine wiring harness, especially the starter wiring, for correct re-connection. The behavior suggests either no engine-to-chassis ground, or incorrect wiring. Either or both appear to be "back-feeding" 12 volts to the dash...
Question
Heater is blowing cold air truck is overheating and now I reduced power engine power light is on
The heater not working in some cases may be related to the overheating problem you are also having. This may be due to a faulty heater blower motor or potentially a bad heater core. As you may know, the heater...
Question
"Service Stabilitrak" has come up on my dash and I do not know what it means?
Hey there. These messages are there to tell you that the main computer has detected an issue with the systems. The warning lights are very general. They can mean the system is malfunctioning, the system has been turned off, or...
Question
My 2004 Chevy Silverado is having cooling system problems
Hi there: On a 2004 Silverado 6.6L Diesel there is a heater hose bypass valve that opens when the heater is activated. Sometimes this component can become stuck due to corrosion inside the coolant lines or a sensor that has...
Question
Leaking coolant - 2004 Chevrolet Silverado
Hi there. Depending on what edition of the Silverado you have the leaking coolant may be coming from the radiator overflow reservoir. It might also be a heater bypass tube that's damaged. The reservoir is used for overflow, as coolant...
Question
Reduce Engine Power Light is illuminated
This light comes on generally when there is a critical system failure or problem with the engine or transmission. The purpose of this light is to keep the driver safe and to prevent potential major damage to the engine or...
Question
My system says there is water in the fuel
Hi. Yes, water in the fuel will cause knocking. I would advise doing a fuel system maintenance - drain the fuel system all the way to the tank, including the tank. This will get rid of any water and contaminated...
Question
Voltage drop noticed during night driving. The headlights dim and then return to normal.
This may be a sign of a failing voltage regulator or potentially a bad ground connection. As you may know, the voltage regulator regulates the charging of the battery by the alternator. When the voltage regulator is not working properly,...
Question
Transmission stuck in gear in Drive 2007 Chevrolet Silverado 2500
Hi there - it's possible that your problem source is the torque converter lockup clutch NOT releasing as the truck slows down. This would lug the engine as though it's in top gear until vibration, or an engine stop/start sequence...
Question
I have the abs light on and know it was one of the sensors bad. I pulle dthe fuse to the ABS so it wouldn't affect when my daughte
Hi there: I would strongly recommend that you reinsert the fuse that operates the ABS control module. A warning light typically indicates that a sensor is faulty, however, removing power from the module will disable the system; designed and mandated...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote

Post a question and get free advice from our certified mechanics.


Ask a question