Chevrolet Silverado / GMC Sierra. Service manual — part 216

Fig. 727: View Of Flywheels
Courtesy of GENERAL MOTORS CORP.

2. Install the engine flywheel (1 or 2) to the crankshaft.

Align the engine flywheel locator hole to the flywheel locator pin.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 728: Flywheel Bolt Tightening Sequence
Courtesy of GENERAL MOTORS CORP.

3. Install the engine flywheel bolts.

Tighten: Tighten the engine flywheel bolts in sequence to 100 N.m (74 lb ft).

ENGINE PRELUBING

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Tools Required

J 45299 Engine Preluber. See Special Tools.

Prelubing

Fig. 729: View Of Engine Block Left Oil Gallery Plug
Courtesy of GENERAL MOTORS CORP.

IMPORTANT: A constant and continuous flow of clean engine oil is

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

1. Remove the engine oil filter and fill with clean engine oil.

2. Install the oil filter.

Tighten: Tighten the oil filter to 30 N.m (22 lb ft).

3. Locate the engine block left oil gallery plug and remove.

4. Install the M16 x 1.5 adapter P/N 509375.

required in order to properly prime the engine. Be sure to use
an approved engine oil as specified in the owners manual.

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado