Multi-Displacement System (MDS) (If Equipped) — 5.7L Engine Only
This feature offers improved fuel economy by shutting off four of the engine’s eight cylinders during light load and cruise conditions. The system is automatic with no driver inputs or additional driving skills required.
NOTE:
The MDS system may take some time to return
to full functionality after a battery disconnect.
See also:
Traction Grades
The Traction grades, from highest to lowest, are AA, A, B,
and C. These grades represent the tire’s ability to stop on
wet pavement, as measured under controlled conditions
on specified govern ...
Average Fuel Economy / ECO Fuel Saver Mode — If Equipped
Shows the average fuel economy since the last reset.
When Average Fuel Economy is selected, The word
RESET> (with right arrow) appears next to it. Pressing
the right arrow button will reset Av ...
HSA Activation Criteria
The following criteria must be met in order for HSA to
activate:
• Vehicle must be stopped.
• Vehicle must be on a 6% (approximate) grade or
greater hill.
• Gear selection matches vehicle ...
