Conditions For Setting DTC B2722
WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 GMC Sierra, 2002 Chevrolet Suburban, and 2002 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC will set under the following conditions:
- When the signal circuit of the tow/haul switch is shorted to ground for approximately 3 minutes.
- When the tow/haul switch is activated, stuck, for approximately 3 minutes.