Originally Posted by Z34_OF_DOOM

I backed out of the shop this morning and I noticed when my car was idleing my tach was reading like the car wasent even turned on the needle was dropped way below 0 rpms


I drove the car to work and I noticed when I should have been at 3k rpm the tach was only reading 1k so I'm thinking something is wrong I haven't done any aftermarket upgrades to the car yet so it's 100% stock

Should I take it in?