2018 GMC Savana Spark plugs
0.95–1.10mm
Gap · all engines
2018 GMC Savana Owner's Manual, PDF page 315
0.95–1.10 mm (0.037–Open the manual at this page ↗Added Oct 17, 2026 · Updated
See where it's printed
Spark plugs (gap) · All engines · PDF page 315
0.95–1.10 mm (0.037–
See every quote (1 value)
As printed in the manual
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All engines | 0.95–1.10 mmgap | “0.95–1.10 mm (0.037–” | PDF page 315 ↗ |
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