The GMC Acadia is classed as a midsize SUV, which is able to seat between six and seven passengers comfortably. The 2012 Acadia offers three rows of seating, so passengers will feel the roominess that is typical in a true...
When When it comes to finding the right SUV for your family, it seems like there are always a lot of compromises to be made. One vehicle is so performance and off-road oriented that you can’t imagine taking your kids...
Hi there. I think the information the dealership is telling you is a bit misleading. An automatic transmission works by maintaining hydraulic pressure created inside the case, and allowing the transmission to smoothly shift gears. If there is debris inside...
Misfires across multiple cylinders is typically due to a fuel delivery issue. It is possible you can have bad gas. If the fuel is contaminated - dirty, excess water,etc - it can cause a fuel pressure issue. The fuel filter...
When vehicle headlights go out, normally a simple fuse or light bulb replacement can correct this issue. However there is a known problem where the headlamp assemblies, sockets and wiring are melting due to high heat and resistance in this...
The cooling system needs to be checked for leaks. Look for areas where there is a white buildup from coolant spray that has evaporated. A pressure test of the cooling system needs to be performed to see where the leak...
Hi there. Thanks for contacting us today. When the vehicle’s computer detects a fault in the engine that affects its drivability, performance, transmission or emission system it will trigger the reduced power light. It will also trigger if there is...
Hello, yes this can break down the coolant and it can become acidic. The coolant system will need to be flushed. If you'd like, a certified Your Mechanic Technician can come to your location to perform this. Please look at...
Your vehicle has an expansion valve mounted at the firewall behind the two a/c lines where they connect to the evaporator assembly. You will need to evacuate the a/c refrigerant and remove line connection and then unbolt the expansion valve....
Shaking or vibration (https://www.yourmechanic.com/services/engine-is-shaking-pulsating-or-vibrating-inspection) may be caused by many different things such as faulty spark plugs, poor fuel pressure or misfires. Other things such as a faulty idle air control valve (https://www.yourmechanic.com/services/idle-control-valve-replacement) may cause the engine idle to drop below...
Hi there. In regards to replacing components, it's always best to purchase the original equipment manufacturer (OEM) component as opposed to an upgrade or aftermarket replacement. You might find it easier to have one of our mobile mechanics come to...
Hello. If the vehicle has aftermarket wheels on it then they may have the wrong offset which will cause this. If the wheels are original then the rear suspension needs to be checked for worn parts. If the suspension is...
Oil can leak into the combustion chamber from either the piston rings or through the valve guides (past the valve stem oil seals). Of course once oil is there, the spark plug can get contaminated. If the leak is past...
Hi there. Check the battery on the vehicle and make sure that it has enough voltage to start the vehicle. If the vehicle is cranking up and it sounds as it is about to start but it does not start,...
If you are referring to the crankshaft seal on the timing cover, please use YourMechanic's front crankshaft seal replacement service page (https://www.yourmechanic.com/services/front-crankshaft-seal-replacement) to obtain an instant quote. If you are referring to the timing cover to engine (front engine cover)...
Hi Susan. Thanks for contacting us today. The responsible thing to do first is correctly diagnosing the reason the vehicle did not pass emissions and what is the root source. Unfortunately, OBD-II trouble codes do not diagnose a problem -...
There was a GM front camera "option" for your vehicle. So long as your vehicle was vended with the matching (required) GM RPO codes, you may be able to incorporate the option now by buying all of the necessary components....
You would need to have the computer systems scanned to retrieve the stored codes to isolate the cause of your vehicle going into failsafe mode. You may have a speed sensor not sending a signal or a power train or...
If the noise only exists when the vehicle is moving at the RPM values you cite, the vibration is probably in the drive train. If the vibration occurs in park though, again at the cited RPM values, then it is...
Hi There, As you may know, the traction control light and oil change are unrelated issues. The traction control system monitors the steering and stability of the vehicle and engages when loss of traction has been detected. This is done...
The symptoms you are experiencing are similar to when a powertrain control module fails. I would recommend taking your vehicle to a nearby service facility that has the scan tools necessary to test for failed computer equipment within your automobile....
