1999 BUICK REGAL engine

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Page 128 of 368

BUICK REGAL 1999  Owners Manual yellowblue     
2-68
NOTICE:
If you keep driving your vehicle with this light
on, after a while, your emission controls may not
work as well, your fuel economy may not be as
good and your engine may n

Page 129 of 368

BUICK REGAL 1999  Owners Manual yellowblue     
2-69
If the Light Is Flashing
The following may prevent more serious damage to
your vehicle:
Reducing vehicle speed.
Avoiding hard accelerations.
Avoiding steep uphill grades.
If y

Page 130 of 368

BUICK REGAL 1999  Owners Manual yellowblue     
2-70
Have you recently changed brands of fuel?
If so, be sure to fuel your vehicle with quality fuel (see
ªFuelº in the Index). Poor fuel quality will cause your
engine not to run as

Page 131 of 368

BUICK REGAL 1999  Owners Manual yellowblue     
2-71
CAUTION:
Dont keep driving if the oil pressure is low. If
you do, your engine can become so hot that it
catches fire. You or others could be burned.
Check your oil as soon as pos

Page 132 of 368

BUICK REGAL 1999  Owners Manual yellowblue     
2-72 Change Oil Soon Light
The CHANGE OIL SOON
light should come on briefly
as a bulb check when you
start the engine. If the light
doesnt come on, have 
it serviced.
If the CHANGE OI

Page 135 of 368

BUICK REGAL 1999  Owners Manual yellowblue     
2-75 Low Fuel Light
If your fuel is low, a circular
light on your instrument
panel will come on and stay
on and a chime will sound
periodically until you 
add fuel.
It will also come o

Page 136 of 368

BUICK REGAL 1999  Owners Manual yellowblue     
2-76
3800 V6 Engine 
Your Driver Information Center, (DIC) located below
the tachometer on the instrument panel cluster, gives
you important safety and maintenance facts. When you
turn

Page 137 of 368

BUICK REGAL 1999  Owners Manual yellowblue     
2-77
RESET: Press this button for one second to reset the
mode displayed.
MODE: Press this button to change the mode 
being displayed.
Modes
AVG ECON: Shows your average fuel economy s