Q: Car won't crank

Hi there. If your shifter will go into every gear except for reverse then you either have a bad synchronizer in the transmission or you have a shifter assembly failure. If the shifter will go into reverse with the engine...

Brake noise is quite common. Most likely what you are hearing is the sound of the worn brake pads grinding against the rotors. This problem can usually be solved by a simple brake job. A trained professional will be able...

There is a high likely hood that the camshaft position actuator for bank 2 is bad. This actuator controls oil flow to a camshaft phaser which controls the engine timing. If there is a malfunction with the timing of the...

As you already know, I would suggest testing the coil packs for spark. Try also checking the crank position sensor (https://www.yourmechanic.com/services/crankshaft-position-sensor-replacement) to be sure it is working properly. When these go bad they can often cause the coils to not...

Hi, thanks for writing in. The best way to get a wiring diagram for your vehicle is to use a Chilton book, a factory service manual for the particular wiring diagram that you are looking for. As far as instructions...

There are a relatively large number of Technical Service Bulletins (https://www.yourmechanic.com/article/how-to-use-a-technical-service-bulletin-by-parker-hill) that GM has issued covering faults and difficulties with electrical components in your vehicle (ref: National Highway Traffic Safety Administration on-line database which we searched for your year, make...

Hello, thanks for writing in. You do have a catalyst O2 sensor. The failure of the 15psi test is most likely the catalyst is clogged causing the excessive exhaust back pressure. The catalyst should be replaced if it exceeds the...

This may be a sign of low transmission fluid (https://www.yourmechanic.com/services/transmission-fluid-service) or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer activates a...

Hi Heather. ETC pertains to the electronic throttle control system. It is possible that a fault exists in the ETC system and so the first thing to do is check for stored diagnostic trouble codes. The only "ACC" light we...