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 Chevrolet Cruze LS, Automatic TransFACTORY OEM SERVICE PROCEDURE
Installation Procedure
- Install a NEW throttle body gasket.
- Install the throttle body (1).
- Install the 4 throttle body bolts (2) and tighten to 8 N.m (71 lb in).
- Connect the throttle body heater inlet pipe (3).
- Connect the throttle body heater outlet pipe (4).
- Connect the positive crankcase ventilation pipe (1).
- Connect the wiring harness plug (2).
- Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
- Perform the throttle/idle learn procedure. Refer to Throttle/Idle Learn .
CAUTION:
Refer to Fastener Caution .
Fig 2: Throttle Body Heater Outlet Pipe, Throttle Body Heater Inlet Pipe And Positive Crankcase Ventilation Pipe
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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