Will 383.71C put my truck out of service?
No. Across our 13 million+ inspection records, no driver cited for 383.71C has been placed out of service—the OOS rate is 0.0%. All 16 citations on record resulted in warnings or documentation-level findings, not vehicle impounds. Compare this to the all-FMCSR average OOS rate of 31.4%: this code sits at the least-severe end of the enforcement spectrum.