Q: What kind of brake service do i need for 1999 saturn sl. Black metal shaving on rightside

Hello. It sounds like the battery fuse (https://www.yourmechanic.com/services/fuse-replacement) may have blown out. The battery fuse is a high amp fuse that can range from 80-amps to 120-amps, and is bolted to the fuse box. It also sounds like there may...

This is a common sign of a failing mass air flow sensor (https://www.yourmechanic.com/services/mass-airflow-sensor-replacement). The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed with fuel prior to being injected into...

Hi there: The black soot on your spark plugs indicates that you're most likely experiencing a inefficient combustion that is creating more particulate matter (unburned fuel). This could be caused by a vacuum leak, a bad mass air flow sensor...

Hello. Thanks for writing in. Obviously you will want to clear some room to have access to the tensioner. This is easiest done by removing the radiator. Once you have the old tensioner removed, you simply reverse the process to...

Hi there. Your vehicle may need a tune up. Check the air filter, spark plugs and wires. If they are the original parts, I recommend replacing them with OEM parts. Also check the idle air control valve (IAC (https://www.yourmechanic.com/services/idle-control-valve-replacement)) and...

Hello, thank you for writing in. If the switch is missing, and the electrical connections are not jumped (connected to each other without the switch in the middle), then the airbag circuit is open and it will not be active....

Hi there. The switch to the wiper system could have a fault causing the wiper arms to move too fast. If you are referring that the wipers are bouncing on the windshield when on the highest setting, then the springs...

Hi there - as you suspect, a failed alternator, or serpentine belt (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-serpentine-drive-belt) (which drives the alternator) or its tensioner, could have failed and caused the behavior you are now seeing. Even a loose belt due to a weak tensioner...

Sudden up and down fluctuations in the engine coolant temperature gauge signify a gauge, sensor, or wiring fault. To resolve that problem, the service to request is a temperature gauge diagnostic (https://www.yourmechanic.com/services/temperature-gauge-is-maxed-out-inspection). The radiator could be partly cold if the...