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Electrical system, Electrical system overload, System -39 – CHEVROLET 2011 Colorado User Manual

Page 285: Overload -39, Buying, Vehicle care 10-39

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Black plate (39,1)

Chevrolet Colorado Owner Manual - 2011

Vehicle Care

10-39

Exterior Lamp

Bulb

Number

Parking/Front Turn
Signal

3757KA

Parking Lamp
(Inboard)

3157A

Stoplamp, Rear
Turn Signal,
Taillamp, and
Back‐up Lamp

3057

For replacement bulbs not listed
here, contact your dealer.

Electrical System

Electrical System
Overload

The vehicle has fuses and circuit
breakers to protect against an
electrical system overload.

When the current electrical load is
too heavy, the circuit breaker opens
and closes, protecting the circuit
until the current load returns to
normal or the problem is fixed.
This greatly reduces the chance of
circuit overload and fire caused by
electrical problems.

Fuses and circuit breakers protect
the following in the vehicle:

.

Headlamp Wiring

.

Windshield Wiper Motor

.

Power Windows and Other
Power Accessories

Replace a bad fuse with a new one
of the identical size and rating.

If there is a problem on the road
and a fuse needs to be replaced,
the same amperage fuse can be
borrowed. Choose some feature of
the vehicle that is not needed to use
and replace it as soon as possible.

Headlamp Wiring

An electrical overload may cause
the lamps to go on and off, or in
some cases to remain off. Have the
headlamp wiring checked right away
if the lamps go on and off or
remain off.

Windshield Wipers

If the wiper motor overheats due to
heavy snow or ice, the windshield
wipers will stop until the motor cools
and will then restart.

Although the circuit is protected
from electrical overload, overload
due to heavy snow or ice may
cause wiper linkage damage.
Always clear ice and heavy snow
from the windshield before using
the windshield wipers.