Q: I replaced both Vss but still problems exist with speed over 20 mph. Speed tac and rpm gauges go crazy.

Your car’s floor mats serve an important purpose – they help preserve the carpet and floorboards. However, they need to be correctly positioned to ensure that they don’t become dangers while driving. Here’s what you need to know: Make sure...

Have a certified mechanic check the operation (https://www.yourmechanic.com/services/exhaust-gas-recirculation-egr-valve-replacement) of the EGR(exhaust gas recirculation) system. In many cases, the fault can come from an EGR valve that is not working properly or carbon build-up blocking the recirculation passages.

Hi. The wires behind the dash may be related, but probably not. The vehicle should be checked for proper spark and fuel delivery when it is acting up. This can be done using a fuel pressure gauge to check for...

This can happen with the Vibes; the hood latch will rust under the plastic cover, and seize up. Often, removing the cover and lubricating the latch mechanism will solve this issue. If not, the hood latch assembly will need to...

Hello there, thank you for asking about your 1988 Oldsmobile Toronado. This is something that would require first hand inspection for complete diagnosis. However, there is a technical service bulletin (TSB) that may pertain to your issue. The TSB is...

The codes you recorded, P0304 (https://www.yourmechanic.com/article/p0303-obd-ii-trouble-code-cylinder-3-misfire-detected-by-spencer-clayton), P0171 (https://www.yourmechanic.com/article/p0171-obd-ii-trouble-code-system-too-lean-bank-1-by-andrew-quinn), P0301 (https://www.yourmechanic.com/article/p0301-obd-ii-trouble-code-cylinder-1-misfire-detected-by-jamahl-walker), P0300 (https://www.yourmechanic.com/article/p0300-obd-ii-trouble-code-random-multiple-cylinder-misfire-detected-by-jamahl-walker), all pertain to engine misfiring. The flashing of the Check Engine Light (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) signifies that the misfiring is "active" (ongoing) and consequently you should try to get the...

Hi there. Check the fuses to the vehicle and see if any of them are burned. If the fuses are burned, replace them and see what circuit they were in to do a diagnostic troubleshooting if the fuse burns again....

The problem can be as simple as the transmission fluid and level. Make sure the level and fluid condition (should be a reddish color) are as they should be. If the fluid is not good, there can be mechanical issues...

It is possible that the smoke could have been due to the jumper cables being installed backwards. I would recommend double checking to make sure that you connected the cables properly. If you did connect the cables properly and the...