Reset service light indicator, engine oil life Cadillac SRX, year 2004, 2005, 2006 reset instructions:

2004-2006

With Base Audio System
Turn the ignition to run (one position before starting engine).
Press the up or down arrow on the INFO button located to the right of the Driver Information Centre (DIC) display to access the DIC menu.
Once 100% ENGINE OIL LIFE menu is highlighted, press and hold the CLR button. The percentage will return to 100 and the oil life indicator will be reset.
Turn the ignition off and then start the engine to verify the indicator has been reset.
With Navigation System
Turn the ignition to run (one position before starting engine).
Turn the system on by pressing the PWR/VOL button.
Press the INFO button located to the left of the display to access the vehicle information menu.
Turn the TUNE/SEL knob located to the lower right of the display until Engine Oil Life is highlighted
Press the knob once to select it.
Once the 100% Engine Oil Life is displayed, press the multi-function button next to the Reset prompt in the upper right corner of the display. The percentage will return to 100 and the oil life indicator will be reset.
Turn the ignition off and then start the engine to verify the indicator has been reset.

2007-2009

Turn the ignition to run (one position before starting engine).
Display the OIL LIFE REMAINING on the DIC.
Press and hold the SET/RESET button on the DIC for more than 5 seconds. The oil life will change to 100%.
Turn the ignition off and then start the engine to verify the indicator has been reset.

2010

Turn the ignition to run (one position before starting engine).
Immediately after Step 1 press and release the gas pedal 3 times within 5 seconds.
If the “Change Engine Oil Soon” message is not on, the system is reset. If it is on, turn the ignition off and repeat steps 1-2.
Turn the ignition off and then start the engine to verify the indicator has been reset.