Chevrolet Impala Owner Manual (GMNA-Localizing-U.S./Canada-11348316) -
2018 - crc - 3/29/17
Vehicle Care
233
Vehicle Storage
{
Warning
Batteries have acid that can burn
you and gas that can explode.
You can be badly hurt if you are
not careful. See
for tips on
working around a battery without
getting hurt.
Infrequent Usage: Remove the
12-volt battery black, negative (
−
)
cable from the battery to keep the
battery from running down.
Extended Storage: Remove the
12-volt battery black, negative (
−
)
cable from the battery or use a
battery trickle charger.
Remember to reconnect the battery
when ready to drive the vehicle.
Starter Switch Check
{
Warning
When you are doing this
inspection, the vehicle could
move suddenly. If the vehicle
moves, you or others could be
injured.
1. Before starting this check, be
sure there is enough room
around the vehicle.
2. Apply both the parking brake
and the regular brake.
Do not use the accelerator
pedal, and be ready to turn off
the engine immediately if it
starts.
3. Try to start the engine in each
gear. The vehicle should start
only in P (Park) or N (Neutral).
If the vehicle starts in any other
position, contact your dealer for
service.
Automatic Transmission
Shift Lock Control
Function Check
{
Warning
When you are doing this
inspection, the vehicle could
move suddenly. If the vehicle
moves, you or others could be
injured.
1. Before starting this check, be
sure there is enough room
around the vehicle. It should be
parked on a level surface.
2. Apply the parking brake. Be
ready to apply the regular
brake immediately if the vehicle
begins to move.
3. With the engine off, turn the
ignition on, but do not start the
engine. Without applying the
regular brake, try to move the
shift lever out of P (Park) with
normal effort. If the shift lever
moves out of P (Park), contact
your dealer for service.