will 171.2(c) put my truck out of service
No. Across our 13 million inspection records, this violation has never resulted in an out-of-service placement. The 0.0% OOS rate means inspectors issue citations but do not immediately remove your truck from service. This stands in sharp contrast to the 31.4% all-FMCSR average OOS rate, making 171.2(c) one of the less severe hazmat offerings violations in enforcement. You can continue operations while resolving the citation.