Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Upper Intake Manifold: Installation
Clean all gasket surfaces. Install new gasket on lower manifold assembly. Mount upper intake manifold to lower. Install manifold bolts and tighten to 15-22 ft. lbs. (20-30 N.m). Reconnect EGR tube. Tighten to 31-45 ft. lbs. (41-56 N.m). To complete installation, reverse removal procedure.
Ensure mounting faces are clean and flat. Position new gasket and install upper manifold with throttle body onto lower manifold. Install bolts and tighten to specification. See TORQUE SPECIFICATIONS . To complete installation, reverse removal procedure.
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.