Showing articles & questions for topic
V8-6.6L Turbo Diesel

Related questions

Question
ABS light, brake light, and engine power loss flashing on screen
Hi there, thanks for writing in. This is a typical and common problem with multiple vehicles that have sensors that monitor systems like ABS. The general issue is that when it gets damp and wet, the sensors absorb the liquid...
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
Fuel filter loses its prime and the Check Engine Light is on - code P0907
It sounds like you may have an issue with your fuel pressure regulator. If the fuel pressure regulator is malfunctioning, this can cause a loss of fuel pressure. If fuel pressure is lost or drops below the manufacturer's specifications, the...
Question
Why does my vehicle go into reduce engine power mode. 2008 Chevrolet Silverado
Hello. I would need to know what code you are getting to know what needs to be done to take care of this. If you are getting a MAF code then the sensor may be failing, but that will not...
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
P0483, with engine overheating.
Hello. P0483 is the trouble code a "Cooling Fan Rationality Check Malfunction. If the computer detects a discrepancy between the cooling fan's commanded state of operation, versus the actual state of the circuit, it will set off this code to...
Question
The temperature gauge is low and the engine does not get enough power
The issues you are experiencing can be caused by a few different things. One common cause is an issue with the engine temperature sensor. If the sensor goes bad it may not give the computer an accurate signal, which may...
Question
No crank no start.
Hi there. Check the battery cables and make sure that they are tight and clean. Check the cables that attach to the starter and make sure that they are all tight and clean. The starter remote wire could have an...
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
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
No start. Not getting fuel. Low voltage at pressure regulator and happened suddenly
The glow plugs are working properly as well? I know of these being a common factor in hard starts and no starts on diesel trucks. Low fuel pressure is a good sign that there may be trouble with the fuel...
Question
Have a 2016 Chevrolet Silverado HD 2500 4wd but also a button or lever under radio with a vehicle with squiggly lines behind it I'
Traction control works by controlling throttle input and braking. If the road conditions are slippery and the system senses wheel spin, the electronics will either reduce the throttle input, apply brakes to individual or numerous wheels, or both. Traction control...
Question
It is acting like it has a governor and spitting 2001 Chevy Silverado 2500 HD Diesel
Hi there - the loss of power you describe could be due to loss of pressure from the turbocharger or a lean fuel mixture. Check transmission fluid as well to be sure there is no problem with power transmission from...
Question
Enging not reaching operating temperature and heater not getting hot
You need to have the cooling system fan clutch checked to see if it is keeping the fan running high speed even when cold. With engine idling with the engine cold you should have very low air flow from the...
Question
transmission goes into shift inhibator
Here is the most common cause for your concerns. The park/neutral switch can be exposed to road water/salt/debris that ruins the integrity of the switch. Literally water is kicked up into the switch on all left hand turns and...
Question
Starting when its cold
This sounds like you may have bad batteries since the block heater only helps the engine to start in the cold but the battery still has to turn the engine fast enough to start the truck. Since a jump start...
Question
How do I fix my fuel gage in my truck?
This is a problem likely related to your fuel tank sending unit.This is a small float type component inside your fuel tank that measures the level of the fuel inside the tank. As the fuel level drops, the float level...
Question
4x4 won't engage and push button switch lights up intermittently.
Hi there. Check the electrical wiring to the transfer case shifter motor and see if there is a voltage present when pushing on the 4WD button. If there is a voltage present, then I recommend replacing the servo motor on...

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