What could be the reason for the idling vibration in a Nissan Sunny manual transmission? I've replaced the spark plugs, but it hasn't solved the issue.

If the Haima S5 manual transmission shakes when starting without giving gas and runs at idle speed, what could be the reason?

I've got a 2013 Kia Sportage Manual GL 2.0, and the steering wheel shakes when idling. I've cleaned the carbon buildup in the engine cylinders, the injectors, and the idle valve. I also replaced the spark plugs and engine mounts last year. Any experts out there have any advice?

Has anyone changed the spark plugs on a 2018 manual MG ZS? Which brand is better? Any recommendations?

For a 2010 Suzuki SX4 with a 1.6 manual transmission, what spark plugs and engine oil do fellow car enthusiasts recommend?

What is the normal RPM for a 2015 manual Nissan Sunny in fifth gear?

Is it normal for a 2015 Nissan Sunny manual transmission, with 80,000 kilometers, to have the RPM at 2000 when going over 70 mph in fifth gear?

How much is a June 2016 Nissan Sunny manual transmission worth now?

Where is the temperature gauge in the 2011 Nissan Sunny 1.5XE manual comfort version?

How often should the spark plugs in the 2019 GS5 be replaced? It's approaching 70,000 kilometers and hasn't been changed yet.

Where is the drain plug for the manual transmission located?