Timing Chain and Components

WARNING: This page is about a different variant/trim than selected.

Courtesy of GENERAL MOTORS COMPANY

NOTE: Callouts in the following chart represent components shown in graphic above.

Callout	Component Name
1	Timing Chain Guide Bolt [2x]
2	Timing Chain Guide
3	Camshaft Sprocket Bolt [2x]
4	Camshaft Position Sensor Exciter Wheel
5	Secondary Timing Chain
6	Camshaft Sprocket
7	Camshaft Sprocket
8	Timing Chain Guide
9	Fuel Injection Pump Bolt
10	Timing Chain
11	Fuel Injection Pump Driven Sprocket
12	Timing Chain Guide
13	Timing Chain Tensioner
14	Timing Chain Tensioner Gasket
15	Timing Chain Tensioner
16	Timing Chain Tensioner Bolt [2x]
17	Timing Chain Guide
18	Timing Chain Guide Bolt [2x]
19	Timing Chain Tensioner Shoe Bolt
20	Fuel Pump Access Hole Cover Seal
21	Timing Belt
22	Timing Chain Lower Cover
23	Oil Pump Sprocket
24	Oil Pump Drive Bolt
25	Timing Chain Cover Bolt [15x]
26	Crankshaft Rear Oil Seal
27	Timing Chain Cover Bolt [2x]
28	Fuel Pump Access Hole Cover
29	Timing Chain Cover Bolt