2013 Chevrolet Tahoe and Suburban Spark plugs

2011 Chevrolet Tahoe and Suburban, representative photo
Shown: a 2011 Chevrolet Tahoe and Suburban (same generation). Photo: U.S. National Highway Traffic Safety Administration, public domain
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0.040in

Gap · all engines

2013 Chevrolet Tahoe and Suburban Owner's Manual, PDF page 453

1.02mm (0.040 in)Open the manual at this page ↗Added Oct 15, 2026 · Updated
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Spark plugs (gap) · All engines · PDF page 453

1.02mm (0.040 in)

2011 Chevrolet Tahoe and Suburban, representative photo
Shown: a 2011 Chevrolet Tahoe and Suburban (same generation). Photo: U.S. National Highway Traffic Safety Administration, public domain
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As printed in the manual

1 value
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All engines 0.040 ingap “1.02mm (0.040 in)” PDF page 453 ↗

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