Camshaft Timing Drive Chain Alignment Diagram

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

Fig 1: Camshaft Drive System Set at Base Engine Timing

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Right Exhaust Camshaft Sprocket Timing Mark - Component 187
2	Right Intake Camshaft Sprocket Timing Mark - Component 188
3	Right Secondary Timing Chain - Component 170
4	Right Secondary Timing Chain Guide - Component 171
5	Left Secondary Timing Chain Tensioner - Component 175
6	Left Secondary Timing Chain Shoe - Component 173
7	Left Secondary Timing Chain - Component 170
8	Left Intake Camshaft Sprocket Timing Mark - Component 177
9	Left Exhaust Camshaft Sprocket Timing Mark - Component 177
10	Left Secondary Timing Chain Guide - Component 171
11	Intermediate Sprocket Timing Mark - Component 160
12	Primary Timing Chain Guide - Component 158
13	Crankshaft Sprocket Pin Alignment Slot - Component 150
14	Primary Timing Chain - Component 155
15	Crankshaft Sprocket Timing Mark - Component 150
16	Primary Timing Chain Tensioner - Component 152
17	Right Secondary Timing Chain Tensioner - Component 175
18	Right Secondary Timing Chain Shoe - Component 183