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Suburban 1500

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Question
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
At first when I stop I heard grinding noises, one day I tried to stop but my foot went straight to the floor and I couldn't becaus
You did not mention replacing the leaking component like the caliper? If you had a leak there then replace the leaking component and then bleed the brakes to see if pedal will pump up? If it still goes to floor...
Question
Brakes still touching the floor
If the pedal goes to the floor, there is a leak, air trapped in the system, a possibly defective master cylinder and/or severely bulging flexible rubber hoses at one or more wheel positions. To determine which of these faults is...
Question
Traction On/Stabili trac on while driving
Hi Shan. Thanks for contacting us today. To be honest, this is a very weird issue you're describing. In most cases, however, these problems are often caused by a faulty speed or wheel sensor, that sends false data to the...
Question
My battery is new but when i turnover ignition no lights come on
If you just replaced the battery and still have no electrical power to anything on the vehicle I would first suggest you try and get a jump start to see if the battery you got is bad or low on...
Question
Labor cost to replace rear blower motor 2002 Chevy Suburban 5.3 L engine
Hi Derek. Depending on the vehicle, a blower motor replacement for the heating and AC system can range from $150 to $400 in most cases - for labor. If you'd like to get an estimate to have this service completed...
Question
I have changed the thermostat and temperature sensor. Bled hoses. Wasn't overheating before now it is. PLEASE help. :(
With the thermostat installed, if the coolant temperature, as measured at the sensor in the engine head/block, is in the range of 195 to 220 degrees Fahrenheit, the car is not overheating. Coolant temperature can be read off of an...
Question
Ac trouble
High and low side pressures should be measured (and compared against spec) while you operate the system to determine if there is a blockage. If pressures are normal, but the compressor clutch is disengaging during these "no cooling" episodes, this...
Question
truck feels as though it is missing/hesitation at 45 mph and at take off
Hi Nikki. The first thing I'd recommend is resolving that battery ground wire issue to ensure it's solid and you don't have to wiggle it for it to work. Second, in regards to the hesitation problem around 45 mph, that's...
Question
Brake fluid does not go to the rear breaks. Is it the ABS system or a brake sensor?
Hi Andres. Thanks for writing in today. Generally speaking, the ABS sensors and module are designed to collect data from wheels, suspension, transmission and other components, then send a signal to mechanical components, like the master cylinder and calipers to...
Question
Replaced rear caliper that was stuck. Also changed the rotor and brake pads, now when I step on the brakes, they still go all the
If there is air trapped in the brake hydraulic lines, the brakes will be ineffectual. If your car is equipped with any form of ABS system, you will need a bi-directional scan tool to remotely actuate the ABS pump to...
Question
Error code p2544
Code P2544 relates to a faulty signal input from the powertrain control module, specifically the transmission control module. A faulty transmission control module may cause a delay in acceleration or erratic shifting of gears. The transmission control module has various...
Question
Gas pedal unresponsive 2007 suburban
I would suggest checking for vacuum leaks as this may cause the MAP sensor to malfunction. In addition, you may want to check for proper fuel pressure as this may also cause issues with idling and the MAP sensor functioning...
Question
Oil on my starter
As you know, there are many different places in your motor that are sealed by gaskets. I would suggest narrowing this down by placing a piece of cardboard underneath the vehicle when parking it at night to test for a...
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
reduced engine in my chevy 2000 subrban
It is possible that you could have a check engine light. I would recommend having your vehicle inspected by a qualified professional to determine the exact cause of this issue. If there is a check engine light getting the trouble...
Question
I replaced my fuel pump on my 04 suburban but it still will not crank. Could this mean my new fuel pump is bad?
A bad fuel pump is only one of many reasons why a truck might not start. The way to test a fuel pump is to put a pressure gauge on the fuel rail and measure the fuel pressure and volume....
Question
i have a 2004 chevy suburban with the 5.3l vortec. i recently noticed while under the truck that my bell housing cap was missing.
Hi Frank. Thanks for contacting us today. In a situation like this, it's really best to flush the differential fluid correctly by removing the rear cover. Here is a video that shows how to complete this process.

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