Conditions for Clearing the MIL/DTC
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
The MIL or DTC clearing depends on DTC type.
DTC Type B
- A current DTC clears when the malfunction is no longer present.
- The MIL clears after three ignition cycles when the malfunction is no longer present.
- A history DTC clears when the module ignition cycle counter reaches the reset threshold, without a repeat of the malfunction.
DTC Type C
- A current DTC and MIL clear when the malfunction is no longer present.
- A history DTC clears when the module ignition cycle counter reaches the reset threshold, without a repeat of the malfunction.