Chevrolet Sonic Repair Manual: Throttle Body Inspection and Cleaning
Note:
Over extended time and mileage, deposits may accumulate on the back of the throttle valve plate. The source of the deposit is exhaust gas. Typically these deposits pose no problem. Occasionally the deposit may accumulate to a point where perceived pedal effort or throttle valve movement is effected.
- Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
- Inspect the throttle body bore and the throttle valve plate for deposits. You will need to open the throttle valve in order to inspect all surfaces.
- Clean the throttle body bore and the throttle valve plate using a clean shop towel with an appropriate cleaner.
- Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
Throttle Body Heater Outlet Pipe Replacement (LUW)
Throttle Body Heater Outlet Pipe Replacement
Callout
Component Name
Preliminary Procedure
Drain the cooling system. Refer to Co ...
Throttle Body Installation
Install the throttle body (2) and a NEW throttle body
seal ring (1).
Caution: Refer to Fastener Caution.
Install the 4 throttle body bolts (3) an ...
Other materials:
Delayed Locking
This feature delays the actual locking of the doors until five seconds after
all doors are closed. Delayed locking can only be turned on when the Unlocked Door
Anti Lockout feature has been turned off.
When is pressed on the driver or
passenger door power lock switch while the door is open, ...
Cleaning Exterior Lamps/ Lenses, Emblems, Decals and Stripes
Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean
exterior lamps, lenses and emblems. Follow instructions under "Washing the Vehicle"
previously in this section.
Lamp covers are made of plastic, and some have a UV protective coating.
Use only lukewarm wat ...
Fabric/Carpet/Suede
Start by vacuuming the surface using a soft brush attachment. If a rotating brush
attachment is being used during vacuuming, only use it on the floor carpet. Before
cleaning, gently remove as much of the soil as possible using one of the following
techniques:
Gently blot liquids with a pap ...
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