Intake Manifold Gasket: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Lower Manifold Gasket | ||||
| Without Rear Heat | 4.3 | 3.1 | B | Does Not Include: Refrigerant Recovery Or Evacuate & Recharge AC System For 4.3L. |
| With Rear Heat | 4.3 | 3.2 | B | Does Not Include: Refrigerant Recovery Or Evacuate & Recharge AC System For 4.3L. |
| NOTE | ||||
| To Replace Intake, Add | 0.4 | 0.3 | B | |
| Upper Manifold Gasket | 2.2 | 1.5 | B | |
| NOTE | ||||
| To Replace Upper Intake Manifold, Add | 0.2 | 0.1 | B |