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.
2011 Jeep Wrangler V6-3.8LFACTORY OEM SERVICE PROCEDURE
Lower
LOWER INTAKE MANIFOLD
Install the new intake manifold gasket.
Tighten end seal retainer screws 12 Nm (105 in. lbs.)
Install lower intake manifold. Install the bolts
Torque 1 Nm (10 in. lbs.).
Torque bolts 22 Nm (200 in. lbs.).
Then torque again 22 Nm (200 in. lbs.).
After intake manifold is in place, inspect to make sure seals are in place.
Factory Service Tools
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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.