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.
2012 Jeep Wrangler V6-3.6LFACTORY OEM SERVICE PROCEDURE
Intake Manifold
INTAKE MANIFOLD
Intake Manifold (Upper) - M6 Bolts 8 Nm (71 in.lbs.)
Intake Manifold (Lower) - M6 Bolts 8 Nm (71 in.lbs.)
Left Rear Upper Intake Manifold Support Bracket to Upper Intake Manifold - M6 Nuts 10 Nm (89 in.lbs.)
Left Rear Upper Intake Manifold Support Bracket to Cylinder Head - M8 Studbolts 20 Nm (177 in.lbs.)
Left Front Upper Intake Manifold Support Bracket to Upper Intake Manifold - M6 Nuts 10 Nm (89 in.lbs.)
Left Front Upper Intake Manifold Support Bracket to Cylinder Head - M6 Bolts 10 Nm (89 in.lbs.)
Right Upper Intake Manifold Support Bracket to Cylinder Head Cover Studbolts - M6 Nuts 10 Nm (89 in.lbs.)
Right Upper Intake Manifold Support Bracket to Upper Intake Manifold - M6 Bolts 8 Nm (71 in.lbs.)
Upper Intake Manifold Insulation Pad Brackets - Bolts 8 Nm (71 in.lbs.)
Factory Service Tools
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.
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