Q: im replacing the upper control arms on my 09 chevy silverado...what brand is better than ac delco

You have already performed most of the repairs associated with this problem. This vehicle uses throttle body injection (TBI) which is a fairly simple system. In your situation, the pressure line to the throttle body assembly may be obstructed or...

A leaking transmission is definitely a reason for concern. Lack of fluid can prevent the transmission from shifting properly and eventually leave you and your vehicle stranded if it is left unresolved. The information provided on your Buick is a...

Hi, thanks for writing in. Let me start by explaining one of the strong possibilities concerning the misfiring. When the EGR valve malfunctions, the engine cylinders can combust prematurely. The computer will then detect the issue and label it as...

Hey there. This can be caused by a number of things such as low coolant levels (https://www.yourmechanic.com/services/top-off-coolant), a faulty thermostat (https://www.yourmechanic.com/services/thermostat-replacement), or a failing coolant fan switch (https://www.yourmechanic.com/services/thermo-coolant-fan-switch-replacement). As you may know, the coolant fan switch helps to maintain the...

There are actually several possible causes for the engine to sputter (https://www.yourmechanic.com/services/engine-is-sputtering-inspection). It is possible for there to be a vacuum leak, a faulty oxygen sensor, a catalytic converter that is starting to show signs of failure, or even a...

Greases are viscous semi-solids and are not used in engines or transmissions. Consequently, no grease is leaking from your engine or transmission. The greases that are used in vehicles are found in suspension joints and CV axles and those do...

In some rare instances your check engine light may disappear by unhooking the battery, however this is not recommended since doing this may be avoiding a potentially more serious problem temporarily by clearing the code this way. If there is...

Most of the time these ant theft systems are generic in nature and do not give a good identified wire diagram to work on any vehicle. With the advent of computer control lighting and lock modules on vehicles made within...

Your mileage is low compared to the EPA rating. Your vehicle was sold with a 3 yr/36,000 mi basic, 5 yr/60,000 mi powertrain warranty. In the event that there is an engine or transmission problem that accounts for the low...