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Visual inspections of the welds - paint marker is used to show that after the control arm was manufactured, a person laid eyes on the welds and it passed a "visual inspection." You'll also see marks like this on brake caliper bolts, tie-rod nuts, etc. Usually any safety critical components.New 2025 tahoe. Wondering what the paint on the front control arm is about? Factory QA?
ThanksVisual inspections of the welds - paint marker is used to show that after the control arm was manufactured, a person laid eyes on the welds and it passed a "visual inspection." You'll also see marks like this on brake caliper bolts, tie-rod nuts, etc. Usually any safety critical components.