2015 GMC Savana Spark plugs
0.95–1.10 mm (0.037–0.043 in)
Gap · 4.8L V8
2015 GMC Savana Owner's Manual, PDF page 340
0.95-1.10 mm (0.037-Open the manual at this page ↗Added Oct 17, 2026 · Updated
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Spark plugs (gap) · 4.8L V8 · PDF page 340
0.95-1.10 mm (0.037-
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As printed in the manual
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 4.8L V8 | 0.95–1.10 mm (0.037–0.043 in)gap | “0.95-1.10 mm (0.037-” | PDF page 340 ↗ |
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