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V8-4.8L

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Change both motor mounts, I have the parts.
The book time to replace both engine mounts is 8.8 hours. The cost will depend on local labor rate per hour. The left side is 4.5 hours and right side is 6.5 by themselves but 8.8 together.
Question
Replace the gear selector ribbon cut need to replace the top part
Hey Johnny. We're not quite clear as to what you need to have replaced on your BMW. If you could provide us with a bit more information about the component that is broken and causing the gear selector to not...
Question
Car is idling at low speed my check engine light came on
Hi Johnny. There are several components that can cause a low engine idle, and trigger the check engine light from idle control valves, throttle body itself, fuel injectors, mass air flow sensor and more. The light itself is activated when...
Question
My gear selector malfunctioning
The 550 has a computer controlled transmission, so gear selection is done electronically. If you are having problems with the gear selection, or with the transmission not shifting when it is supposed to, there should be one or more trouble...
Question
My Porsche Cayenne is losing power when i drive. The car vibrates then suddenly the Steering gets locked and I cant accelerate.
Hi Umarr. Thanks for writing in to YourMechanic.com today. From what we can gather from your information, it's apparent you have a rather serious safety issue going on with your Porsche. It's possible that the root source is a damaged...
Question
When replacing my stock camshaft with a performance camshaft is there any other parts I will need to purchase
You will most definitely want to purchase some higher strength valve springs as the spring tension is not typically strong enough to withstand the high performance can. Since the valve covers will need to be removed to replace the springs,...
Question
How much to fix the parking break and abs
Your car is equipped with wheel speed sensors at each of the four wheels which monitor wheel speed while relaying this information simultaneously to the ABS and traction control system which are controlled by the car's ECU. When the ECU...
Question
Oil drops then expels white smoke from tail pipe
This suggests you may have a leak resulting from a failing gasket somewhere in your engine. As you know, there are many different places in your motor that are sealed by gaskets. I would suggest narrowing this down by placing...
Question
transmission hot idle engine problem had transmission rebuilt and replaced computer still have problem any advice
Hi Craig. Thanks for writing in today. If you are stating that your transmission is running hot while in idle, in most cases, this type of problem is related to transmission fluid that is clogged inside internal hydraulic lines or...
Question
A/C quit working belt seems to have melted.
If you are referring to the pulley on the compressor clutch, that pulley rides on a pressed in bearing that can be replaced. Consequently, there is no need to replace the compressor, assuming that the compressor is not leaking and...
Question
I have a 2007 GMC sierra classic. What can be the problem if I have no pressure on the brakes
Hi Jessica. Thanks for contacting us today. One of the most overlooked components that can cause a brake pedal issues like you've described is the proportioning valve. This component is located under the hood and is responsible for adjusting the...
Question
My engine splash shield broke off & I drove through high water...all in 1 day. When I parked there was steam. How bad is it?
Hi There, The steam you are seeing coming from the motor should not be anything to worry about and is likely just related to the cool water being splashed up against a hot motor. Keep an eye on the engine...
Question
I have a 2005 silverado extended cab. The rear end had went out on me so i replaced it and rebuilt the 2 piece drive shaft. It won
Hello. It sounds like the issue you are having now has nothing to do with the rear end. It sounds like the transmission is failing. This is a typically symptom of a cracked sun shell. Depending on how the rear...
Question
2001 silverado LS 1500 4.8 vortech, Power loss Under load, gradual exeleration weak,have to let off & floor it to
Hello there. It's quite possible that the torque converter could be wearing out. Usually when it begins to wear, it will slip quite a bit, causing a lack of acceleration. If you smell burned transmission fluid occasionally, it's like the...
Question
I need a new oil pump on my 2004 gmc yukon, I have low oil pressure, I recently changed the oil so I know oil level is good
Depending on how low the oil pressure drops to at idle, this may be normal. It is normal for the oil pressure to be much lower at idle (~20 psi) depending on the thickness of your oil and the temperature....
Question
Where is the proportioning valve located
Hi Fernando. The proportioning valve on GMC Sierra's are typically located on the passenger side of the engine bay, near the frame. It is attached from the master cylinder and then runs to each individual caliper. You might want to...
Question
Coolant boils and overheats
At nearly three hundred thousand miles, you might be having engine problems. I know you said the coolant is not milky. but it is not always the case that coolant appears contaminated. It might be a bad head gasket, or...
Question
Water pump leaking
Depending on the source of the leak, you may need to replace the entire water pump or just the water pump gasket. It sounds like you may have a water pump that may not be pumping correctly or may be...
Question
Brand new ac drive belt snapped after ac compressor replacement
Adjusting the gap on the AC clutch is something we used to do years ago, but it's usually unnecessary on later model cars. The two things that would lead to a belt breaking are slippage or miss-alignment, Slippage could happen...

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