Transmission Messages
SERVICE TRANSMISSION
This message displays if there is a problem with the transmission. See your dealer.
SHIFT TO PARK
This message displays when the transmission needs to be shifted to P (Park). This may appear when attempting to remove the key from the ignition or from the vehicle if the vehicle is not in P (Park).
TRANSMISSION HOT — IDLE ENGINE
This message displays and a chime sounds if the transmission fluid in the vehicle gets hot. Driving with the transmission fluid temperature high can cause damage to the vehicle. Stop the vehicle and let it idle to allow the transmission to cool. This message clears when the fluid temperature reaches a safe level.
See also:
Engine Compartment Overview
5.3 L V8 Engine Shown (4.3 L V6 Engine, 4.8 L V6 Engine, 6.0 L V8 Engine, and
6.2 L V8 Engine Similar)
A. Engine Air Cleaner/Filter on page 10‑17.
B. Coolant Surge Tank and Pressure Cap. S ...
Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...
Using ABS
Do not pump the brakes. Just hold the brake pedal down firmly and let ABS work.
You might hear the ABS pump or motor operating and feel the brake pedal pulsate,
but this is normal. ...