2021 Chevrolet Malibu Spark plugs
Depends on your version. Choose yours, or compare them here.
- 1.5L L4 Engine (LFV) 12683541 GM part number·41-156 ACDelco part number·0.024–0.028 in gap
- 2.0L L4 Engine (LTG) 12647827 GM part number·41-125 ACDelco part number·0.030–0.035 in gap
12683541
Part number · 1.5L L4 Engine (LFV) · GM part number
- Part number41-156
- Gap0.024–0.028 in
12647827
Part number · 2.0L L4 Engine (LTG) · GM part number
- Part number41-125
- Gap0.030–0.035 in
2021 Chevrolet Malibu Owner's Manual, PDF pages 314 and 319
1.5L L4 Engine 12683541 41-156Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Spark plugs (part number) · 1.5L L4 Engine (LFV) · PDF page 314
1.5L L4 Engine 12683541 41-156
Spark plugs (part number) · 1.5L L4 Engine (LFV) · PDF page 314
1.5L L4 Engine 12683541 41-156
Spark plugs (gap) · 1.5L L4 Engine (LFV) · PDF page 319
0.60–0.70 mm (0.024–0.028 in)
Spark plugs (part number) · 2.0L L4 Engine (LTG) · PDF page 314
2.0L L4 Engine 12647827 41-125
Spark plugs (part number) · 2.0L L4 Engine (LTG) · PDF page 314
2.0L L4 Engine 12647827 41-125
Spark plugs (gap) · 2.0L L4 Engine (LTG) · PDF page 319
0.75–0.90 mm (0.030–0.035 in)
2021 Chevrolet Malibu Owner's Manual, PDF pages 314 and 319
1.5L L4 Engine 12683541 41-156Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Spark plugs (part number) · 1.5L L4 Engine (LFV) · PDF page 314
1.5L L4 Engine 12683541 41-156
Spark plugs (part number) · 1.5L L4 Engine (LFV) · PDF page 314
1.5L L4 Engine 12683541 41-156
Spark plugs (gap) · 1.5L L4 Engine (LFV) · PDF page 319
0.60–0.70 mm (0.024–0.028 in)
2021 Chevrolet Malibu Owner's Manual, PDF pages 314 and 319
2.0L L4 Engine 12647827 41-125Open the manual at this page ↗Added Oct 15, 2026
See where it's printed
Spark plugs (part number) · 2.0L L4 Engine (LTG) · PDF page 314
2.0L L4 Engine 12647827 41-125
Spark plugs (part number) · 2.0L L4 Engine (LTG) · PDF page 314
2.0L L4 Engine 12647827 41-125
Spark plugs (gap) · 2.0L L4 Engine (LTG) · PDF page 319
0.75–0.90 mm (0.030–0.035 in)
All versions
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 1.5L L4 Engine (LFV) | 12683541part number · GM part number | “1.5L L4 Engine 12683541 41-156” | PDF page 314 ↗ |
| 1.5L L4 Engine (LFV) | 41-156part number · ACDelco part number | “1.5L L4 Engine 12683541 41-156” | PDF page 314 ↗ |
| 1.5L L4 Engine (LFV) | 0.024–0.028 ingap · preset by the manufacturer; re-gapping not recommended | “0.60–0.70 mm (0.024–0.028 in)” | PDF page 319 ↗ |
| 2.0L L4 Engine (LTG) | 12647827part number · GM part number | “2.0L L4 Engine 12647827 41-125” | PDF page 314 ↗ |
| 2.0L L4 Engine (LTG) | 41-125part number · ACDelco part number | “2.0L L4 Engine 12647827 41-125” | PDF page 314 ↗ |
| 2.0L L4 Engine (LTG) | 0.030–0.035 ingap · preset by the manufacturer; re-gapping not recommended | “0.75–0.90 mm (0.030–0.035 in)” | PDF page 319 ↗ |
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