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V8-5.3L

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My 2008 suburban tends to idol up when applying my break. What would cause it to do that?!?
Hi Mandy. Thanks for submitting your question tonight. An unusually high idle is typically caused by one of four things. First and most common is a problem with the idle control valve - which is a part of the fuel...
Question
Traction control system
It sounds like you may have a problem with the traction control system in the vehicle. The traction control system monitors the steering and stability of the vehicle and engages when loss of traction has been detected. This is done...
Question
Tapping and clicking noise
The noise might be caused by a defective blend door actuator. It is a known issue on certain models. If you use a mechanic's stethoscope and probe the actuator, or any "like" components under the dash, you will quickly hone...
Question
WHILE DRIVING, my brakes tighten against the rotors (not barely rubbing) but enough to prevent me from going more than 60 mph. doe
Hi Mike. Thanks for reaching out today. In most situations, a problem like this is caused by one of two things; either the brake master cylinder is malfunctioning (which is causing fluid to be applied to the brake caliper and...
Question
New battery still gives a poor voltage when driving it gives the proper voltage.
The test you performed doesn't really tell the whole story. The alternator may be charging, but not up to capacity. To be sure you need the equipment to load test the charging system and see if the alternator output is...
Question
I have a 2011 silverado i cant put gas into the tank and tve fuel gauge is reading full with an empty tank
Hi Chris. Thanks for contacting us today. Although the Charcoal EVAP canister is a critical component of the EVAP system, there are other parts, such as the purge valve solenoid or perhaps the filler neck itself that could be the...
Question
I've replaced the heat door actuator twice already and it's still not functioning properly. 2002 chevy tahoe any other ideas
It is possible that the door itself is physically jammed in a position that it cannot move. Perhaps some debris of some kind made its way into the air ducts inside your dash and it's now causing the door to...
Question
Auto/Emergency Locking Retractors not locking on 3rd row 2011 Tahoe. How to fix?
These (seat belt assemblies) are not repairable, or serviceable units, and must be replaced by OEM dealer supplied parts if faulty. However, these systems are very robust and thus it is not likely at all that the seat belts are...
Question
do i ever use geras 3 2 1 on pontiac grand prix 2006
For normal everyday operation you should only use the D setting. The 3-2-1 settings are generally used only in conditions where you may be towing you would use the 3 setting to keep transmission from shifting into overdrive or when...
Question
Shocks or struts
Hi Greg. Thanks for contacting us today. The basic rule of thumb is that shocks last about twice as long as struts. However, as a vehicle ages, the shocks take on more abuse. It's always best practices to replace the...
Question
My truck been sitting for 3 months got new battery cranks wont turn over
If you turn on the key and see the theft light comes on and stays on then you will need to try to disconnect the battery again and wait 10 minutes. Then reconnect battery and turn ignition to on position...
Question
How do I adjust the remote start heater and air conditioning for my 2007 Yukon?
Hi Michael. Thanks for contacting us tonight. Although the specific steps for completing this process is often unique for each year, make and model, there are some general steps that most GMC's use. To set the controls for when you...
Question
how do i adjust the compas
When the compass displays CAL is due to the system lost GPS signal. Try driving the vehicle in an open area and then in a parking lot drive in circles for about 3 times and see if the CAL changes...
Question
Some time when im driving my truck i hit the smallest bump all my dash lights come on. As if my car cut off but it doesnt.
The instrument cluster electrical connections can become loose or have small amounts of corrosion in the connections to the cluster and other modules. This condition may require disconnecting the cluster and other modules and cleaning connections and adding some approved...
Question
I have a 2004 gmc yukon , when i turn on right turning signal the high beam comes on?
Generally this is something caused by the flasher relay going bad or potentially, the turn signal switch in the steering column. The flasher relay is a small relay that allows the lights to flash based upon current flow and a...
Question
What do i have to have on car to be street legal?
Generally, most states require that you have some basic things that affect the safety and overall functionality of the vehicle. You will need to consult the department of transportation on your respective state for further detail on what specifically is...
Question
2005 Chevy Avalanche dash lights occasionally go dim.
Yes, but any component in the lighting circuit could cause or contribute to the problem. An intermittent fault is causing a voltage drop in the circuit and that, in turn is causing the lights to dim. Often, there is a...
Question
Arounnd how much would it be to get " reduced engine power" fixed?
The check engine light indicates that there is likely something wrong with the engine or transmission in your vehicle and will usually come on in conjunction with the vehicle going into the reduced power mode. This happens when the vehicle...
Question
Parking assist
As you may know, the parking assist system (also known as URPA - Ultra sonic parking assist) uses small sensors to read objects that are nearby, which transmit these signals to the parking assist module in the vehicle. As these...

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