Technically, the vehicle will drive normally. However, If the airbag warning light is on, the passenger seat belt pretensioner—and often the entire airbag system —may not deploy during a crash, significantly increasing the risk of serious injury [6, 8, 16]. How to Fix It
Using a "load tool" or specialized resistor to simulate a working pretensioner can help determine if the problem is in the wiring or the pretensioner itself [4, 18]. Technically, the vehicle will drive normally
Some modern vehicles may display a "Service Airbag" or "Seat Belt Fault" message on the driver information center [2]. Some modern vehicles may display a "Service Airbag"
If the wiring is intact, the pretensioner unit itself may have failed internally [2, 18]. Can You Drive with Code B0022? While the exact definition can vary slightly by
While the exact definition can vary slightly by manufacturer, for most vehicles (Chevrolet, GMC, Cadillac, Buick), B0022 specifically identifies a fault in the Right Front (Passenger) Seat Belt Retractor Pretensioner Deployment Loop [13, 21].