Circuit Description
WARNING: This page does not describe the selected car, but rather 54 other vehicles, including the 1999 Oldsmobile Bravada, 1999 GMC Yukon, 1999 GMC Suburban, 1999 GMC Sonoma, and 1999 GMC Savana Special. However, it is still accessible from the selected car via links, so may be relevant.
The rear wheel speed sensor signal originates from the VSS buffer. The EBCM receives the rear wheel speed sensor signal from the VSS buffer
Conditions for setting DTC:
- EBCM not seeing correct voltage level from PCM at start-up.