Q: Has spark to plugs new cap & rotor won't fire on starting fluid.

Thanks for writing in today about the issue with your Saturn. Without being there to physically inspect the car, it's very hard to give you a precise diagnosis, but one common problem that occurs when people install accessory items like...

Hello and thank you for contacting YourMechanic. The problems that you are encountering with your vehicle, could be caused by the harness to the Throttle Position Sensor (TPS) or the computer itself. Check the harness to the TPS for any...

Hello and thank you for contacting YourMechanic. It seems that there could be a ground wire that is loose under the dashboard. If the ground wires are all good and tight, then the instrument cluster panel needs to be repaired...

Hi there. In many cases, the issue you're talking about is caused by an ignition timing problem; typically related to a damaged crankshaft position sensor (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-crankshaft-position-sensor) or trouble within your ignition system such as the coil or distributor. This can...

When this situation occurs, it's commonly due to a failure within the power lock module, which is what receives the signal from your FOB key and sends a signal to each door to unlock. However, it could be a simple...

It sounds like what you are describing may be related to a faulty starter relay. The starter relay (https://www.yourmechanic.com/services/starter-relay-replacement) directs power from the battery to the starter solenoid which then engages the starter when you turn the key. When this...

Hi there. You might want to read this article about the P0864 OBD II trouble code (https://www.yourmechanic.com/article/p0864-obd-ii-trouble-code-traction-control-module-tcm-communication-circuit-range-performance-by-parker-hill) as it will provide you with valuable information about what the code means, what causes this code to illuminate, what components trigger the...

The wheel and/tire may be damaged. There is also a possibility that the wheel/tire assembly has become unbalanced due to the impact. Extreme impacts can also damage the wheel bearing and suspension components. All of these possibilities will have to...

The RPM fluctuation, inconsistent idle, lack of acceleration, and poor fuel economy are all consistent with faults such as vacuum leaks, EGR system malfunctions, malfunctioning oxygen sensors, dirty fuel injectors, fuel pump malfunction, faulty spark plugs, a faulty mass airflow...