Chevrolet Trax: Intake manifold replacement - Removal Procedure
- Disconnect the battery negative cable. Refer to Battery Negative Cable
Disconnection and
Connection .
- Remove the engine cover. Refer to Engine Cover Replacement.
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
.
Fig. 31: Heater Outlet Hose And ECM Wiring Harness Retainer Clips
- Unclip the heater outlet hose from retainer clip (1).
- Unclip the engine control module wiring harness from 2 retainer clips
(2).
- Lower the vehicle.
- Remove the charge air cooler outlet air hose from the throttle body.
Refer to Charge Air Cooler Outlet
Air Hose Replacement .
Fig. 32: Throttle Body Wiring Harness Plug
- Disconnect the throttle body wiring harness plug (1).
Fig. 33: PCV Hose And Wiring Harness Plugs
- Disconnect the evaporative emission canister purge solenoid valve wiring
harness plug (2).
- Disconnect the manifold absolute pressure sensor wiring harness plug
(1).
- Disconnect the 4 fuel injector wiring harness plugs (4).
- Unclip the engine control module wiring harness from the camshaft cover.
- Disconnect the PCV hose (3).
Fig. 34: Turbocharger Wastegate Regulator Solenoid Valve Wiring Harness Plug,
Intake Manifold And Fuel Injection Rail Retainer Clips
- Disconnect the turbocharger wastegate regulator solenoid valve wiring
harness plug (3).
- Unclip the engine control module wiring harness from 2 intake manifold
retainer clips (2) and from 2 fuel
injection rail retainer clips (1).
- Relieve the fuel system pressure. Refer to Fuel Pressure Relief
Fig. 35: Fuel Feed Pipe And Fuel Injector Rail
- Remove the fuel feed pipe (4) from fuel injector rail.
- Unclip the fuel feed pipe from retainer clip (1).
- Remove the fuel ventilation pipe (2) from evaporative emission canister
purge solenoid valve.
- Unclip the fuel ventilation pipe from retainer clip (1).
- Close the vents with closure plugs.
- Disconnect the brake booster vacuum pipe (3) from the intake
manifold.
Fig. 36: Intake Manifold Bolts
NOTE: The intake manifold bolts remain in intake manifold.
- Remove the 6 intake manifold bolts (1).
Fig. 37: Intake Manifold
- Remove the intake manifold (1) and the intake manifold gasket.
- Transfer parts from intake manifold as necessary. Refer to Intake
Manifold Disassemble, and Intake
Manifold Assemble.
READ NEXT:
Clean the sealing surfaces.
Fig. 38: Intake Manifold
Install the intake manifold (1) along with a NEW intake manifold gasket.
Fig. 39: Intake Manifold Bolts
CAUTION: Refer to Fastener Cautio
Special Tools
EN-955-A Locking Pin
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Remove the air cleaner assembly. Refer to Air Cleaner Assembly
Replacement .
Remove the
SEE MORE:
This vehicle is equipped with a shift
lock control. The shift lock control is
designed to:
Prevent ignition key removal
unless the shift lever is in
P (Park) with the shift lever
button fully released.
Prevent movement of the shift
lever out of P (Park) unless the
ignition is in ON/RUN and t
Torque Converter Stator
The torque converter stator roller clutch can have 2 different malfunctions.
The stator assembly freewheels in both directions.
The stator assembly remains locked up in both directions.
Poor Acceleration at Low Speed - Stator Roller Clutch Freewheels at All
Times
If the