B0066.mp4 [2025]

: Exposure to moisture can corrode impact sensors or wiring harness pins, disrupting the signal.

The SRS module constantly monitors the electrical resistance and voltage of various airbag components. When it detects an anomaly, it triggers the airbag warning light and stores a code: : Left (driver side) Frontal Deployment Loop. b0066.mp4

: Vibrations or seat adjustments can loosen the yellow connectors typically found under the seats. : Exposure to moisture can corrode impact sensors

While it may seem like a major component failure, the root cause is often a simple electrical break: : Vibrations or seat adjustments can loosen the

: Right (passenger side) Frontal Deployment Loop.Specifically, these codes often point to a short to ground , an open circuit , or voltage out of range for the pretensioner—the device that pulls the seat belt tight in an accident. 2. Common Causes

The code (often paired with B0065 ) is a diagnostic trouble code related to a vehicle's Supplemental Restraint System (SRS) , commonly found in General Motors vehicles like the Chevrolet Colorado and GMC Canyon. It indicates a fault in the passenger-side seat belt pretensioner circuit, which is critical for safety during a collision.