Throttle Body Assembly Replacement

Fig 1: Throttle Body Assembly

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
CAUTION: Do not use solvent of any type when cleaning the gasket surfaces on the intake manifold and the throttle body assembly, as damage to the gasket surfaces and throttle body assembly may result. Use care in cleaning the gasket surfaces on the intake manifold and the throttle body assembly, as sharp tools may damage the gasket surfaces. CAUTION: Do not use any solvent that contains Methyl Ethyl Ketone (MEK). This solvent may damage fuel system components. NOTE: DO NOT prop open the throttle blade with the ignition key in the ON position as it may set a diagnostic trouble code (DTC). Preliminary Procedure Remove the air cleaner outlet duct. Refer to Charge Air Cooler Outlet Air Tube Replacement .
1	Throttle Body Assembly Fasteners (Qty: 4) CAUTION: Refer to Fastener Caution . Tighten 10 N.m (89 lb in)
2	Throttle Body Assembly Procedure Disconnect the engine wiring harness electrical connector from the throttle body assembly. Inspect the throttle body gasket, and replace if necessary. Perform the throttle learn procedure. Refer to .

Callout

Component Name

CAUTION:

Do not use solvent of any type when cleaning the gasket surfaces on the intake manifold and the throttle body assembly, as damage to the gasket surfaces and throttle body assembly may result.

Use care in cleaning the gasket surfaces on the intake manifold and the throttle body assembly, as sharp tools may damage the gasket surfaces.

CAUTION:

Do not use any solvent that contains Methyl Ethyl Ketone (MEK). This solvent may damage fuel system components.

NOTE:

DO NOT prop open the throttle blade with the ignition key in the ON position as it may set a diagnostic trouble code (DTC).

Preliminary Procedure Remove the air cleaner outlet duct. Refer to Charge Air Cooler Outlet Air Tube Replacement .

Throttle Body Assembly Fasteners (Qty: 4)

CAUTION:

Refer to Fastener Caution .

Tighten
10 N.m (89 lb in)

Throttle Body Assembly

Procedure

Disconnect the engine wiring harness electrical connector from the throttle body assembly.
Inspect the throttle body gasket, and replace if necessary.
Perform the throttle learn procedure. Refer to .