GMC 2003 Envoy - Manual (Page 239)

Avoid needless heavy bracing. Some pooplo drive ir
spurts — heavy aeeetetfilion folfowed by lieavy
braking — ralher than keeping pace
with I rathe. This is
a mistake^ Vgur brakes may not have time to cool
betirtreen hard stops. Your brakes wilt wear out much
faster if you do a lot of heavy braking.. If you keep pace
with the traffic and aiiow realistic fpllawing distances,
you win eliminate
s lot of unnecessary braking.
That means better braking and longer brake Jife.
If your engine ever Slops while you're driving, brake
noriaally but don't pump your brakes.
If you tio^
the pedal may get ttarder to push down If your engjne
stops, you will still! have soma power brake assisl.
But you will use it when you brake Once the power
assisi is used up, it m^ay take longer to slop and
itie brake pedal will be harder to push.
Anti-lack Brake System
Your vehicle has anti-lock brakes^ ABS is an advanced
electronic braking syslem that will help proven! a
braking skid^
When you Sian your engins and begin lo drive away^
your anti-rock brake system will check ilseh. You
may hear a momentary motor or clicking noise while
this 1es1 Is going on. This is normal.
II there'5 3 problem with
the anti-lock brake system,
this warning light will
Stay on See Anf^iock
Brake SysiejTt Warning
Ugfil on page 3-^0
Along whh ABS, your vehicle has a Dynamic Rear
Proportioning fDRP) system, li there's a DRP problem,
both the brake and ABS warning lighls will come on
accompanied by a tO-second chime. The lights
and chime will come on each lime ihe ignition is turned
on until Ihf} problem is repaired. See your dealer for
service.
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