2013 Chevrolet Avalanche Owner Manual - Page 168

5-42 Instruments and Controls GRADE BRAKING ON This message displays when the grade braking has been activated while driving on downhill grades. This message will only appear the first time the feature is activated in an ignition cycle. See Tow/Haul Mode on page 9‑33, Automatic Transmission on page 9‑29, and Cruise Control on page 9‑47. Transmission Messages GRADE BRAKING DISABLED This message displays when the grade braking has been disabled with the tow/haul mode button on the end of the shift lever. See Tow/ Haul Mode on page 9‑33, Automatic Transmission on page 9‑29, and Cruise Control on page 9‑47. TRANSMISSION HOT IDLE ENGINE Notice: Do not drive the vehicle while the transmission fluid is overheating and the transmission temperature warning is displayed on the instrument cluster and/or DIC, or the transmission can be damaged. This could lead to costly repairs that would not be covered by the warranty. This message displays and a chime may sound 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 and the chime stops when the fluid temperature reaches a safe level. GRADE BRAKING ENABLED This message displays when the grade braking has been enabled with the tow/haul mode button on the end of the shift lever. See Tow/ Haul Mode on page 9‑33, Automatic Transmission on page 9‑29, and Cruise Control on page 9‑47. SERVICE 4 WHEEL DRIVE If the vehicle has four-wheel drive, this message may display if a problem occurs with the four-wheel-drive system. If this message appears, stop as soon as possible and turn off the vehicle. Make sure the key is in the LOCK/OFF position for at least one minute and then restart the vehicle and check for the message on the DIC display. If the message is still displayed or appears again when you begin driving, the four-wheel-drive system needs service. See your dealer.