Q: my battery is not holding charge what could be the problem

I'm not quite sure what to make of this description, but I'm guessing you are trying to say the check engine light goes off and on intermittently with a code stored for the throttle position sensor (TPS). I do not...

Hello there, many different faults may be causing your 1988 Chevrolet C2500 not to shift. The most common would be low transmission fluid (https://www.yourmechanic.com/services/transmission-fluid-service), shift linkage, transmission range sensor (https://www.yourmechanic.com/services/transmission-speed-sensor-replacement), shift solenoid (https://www.yourmechanic.com/services/downshift-solenoid-replacement), or a mechanical transmission fault. Have a...

Hello. From your description, it sounds like you are referring to the turbo intercooler. It is common over time for oil to build up in here due to wear in the turbo charger. I usually check the oil in the...

If the Check Engine Light (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) is on, then a fault code is set. While yes it could be the TPS, have the system diagnosed and fault codes pulled to verify what is actually causing the issue. If you replace...

Hey there. As you know, this P0340 code (https://www.yourmechanic.com/article/p0340-obd-ii-trouble-code-camshaft-position-sensor-circuit-malfunction-by-jamahl-walker) indicates the camshaft position sensor (https://www.yourmechanic.com/services/camshaft-position-sensor-replacement) is either faulty or not connected properly. The camshaft position sensor monitors the speed of the camshaft providing the ECU with this information. The ECU...

Hello - your Toyota does not have a timing belt that requires replacement periodically. It has a timing chain (https://www.yourmechanic.com/article/how-long-does-a-timing-chain-last), lubricated by engine oil, that lasts for much longer. Changing your engine oil and filter regularly is your best maintenance...

Hello - something is not right with your alternator. Unless the serpentine belt is loose (worn belt or loose tensioner) and slipping, the voltage regulator should keep the alternator charging at 14.5 volts or higher as the engine revs. It...

Hi there. There is a total of 9 universal joints on your vehicle. The universal joints are in the following locations: Universal Joint Locations 2 on the rear driveshaft, 1 on the differential and 1 on the output shaft to...