Circuit/System Verification
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect for proper brake fluid level, the fluid level should be at or above the proper level.
- If low, refer to Brake Fluid Loss .
- Ignition ON, observe the scan tool IPC Brake Fluid parameter. The reading should be OK.