Volts Gage and Light
c 1
Tachometer
When you turn the key to “Run,” the “LOW’ light will The tachometer tells you how fast the engine is go\
ing. It
come on briefly, to show that your alternator and battery disp\
lays engine speed
in revolutions per minute (RPM).
charging systems are working. If a light stays on, you As engine speed increases, the bars light up on the
need service, and you should take your Buick to the tachometer\
display. Each bar represents
100 RPM. Do
dealer at once. To save your battery until you get there, not operate your car’\
s engine in the red line range. If
turn
off all accessories, and set your air system to you do, you can cause severe engine damage.
“OFF.”
110
![BUICK RIVIERA 1993 Owners Manual Volts Gage and Light
c 1
Tachometer
When you turn the key to “Run,” the “LOW’ light will The tachometer tells you how fast the engine is go\
ing. It
come on briefly](/manual-img/43/57701/w960_57701-111.png "BUICK RIVIERA 1993 Owners Manual Volts Gage and Light
c 1
Tachometer
When you turn the key to “Run,” the “LOW’ light will The tachometer tells you how fast the engine is go\
ing. It
come on briefly")