Q: I’ve wondered for a long time why most automobile manufactures include a tachometer in their instrument display. Is it a symmetry issue; they’d like their display to have a balanced appearance?
Q: My Ford had a dead battery. When I jumped it, the speedometer stuck at 160 miles per hour and the tachometer is stuck at 6,000 RPMs. What can I do? Car Doctor: How to spot a 'flood' car before you ...