2005 Chevrolet Impala Owner's Manual - Page 171

SERVICE TRACTION CONTROL If your vehicle has the traction control system, this message will display when the system is not functioning properly. A warning light will also appear on the instrument panel cluster. See Traction Control System (TCS) Warning Light on page 3-32. See Traction Control System (TCS) on page 4-9 for more information. Have the traction control system serviced by your GM dealer as soon as possible. This message will only appear while the ignition is in RUN, and will not disappear until the problem is resolved. This message cannot be acknowledged. THEFT ATTEMPTED This message will display if the content theft-deterrent system has detected a break-in attempt while you were away from your vehicle. See Content Theft-Deterrent on page 2-17 for more information. SERVICE TRANSMISSION This message will display when there is a problem with the transaxle. See your GM dealer for service. TIGHTEN GAS CAP This message may be displayed if the gas cap is not on, or is not fully tightened. Check the gas cap to ensure that it is on properly. See Filling the Tank on page 5-8 for more information. SERVICE VEHICLE SOON This message will display when a non-emissions related malfunction occurs. Have the vehicle serviced by your GM dealer as soon as possible. TIRE LEARNING ACTIVE If your vehicle has a Tire Pressure Monitor (TPM) system, this message will display when the system is re-learning the tire positions. See Tire Pressure Monitor System on page 5-61. The tire positions must be re-learned after rotating the tires or after replacing a tire or sensor. See Tire Inspection and Rotation on page 5-64 and Inflation - Tire Pressure on page 5-60 for more information. STARTING DISABLED SERVICE THROTTLE This message will display if the starting of the engine is disabled due to the electronic throttle control system. Have your vehicle serviced by your GM dealer immediately. 3-51