Complete digital official shop manual contains service, maintenance, and troubleshooting information for the Chevrolet TrailBlazer 2001-2009. Diagnostic and repair procedures are covered in great detail to repair, maintain, rebuild, refurbish or restore your vehicle like a professional mechanic in local service/repair workshop. This cost-effective quality manual is 100% complete and intact as should be without any missing pages. It is the same factory shop manual used by dealers that guaranteed to be fully functional to save your precious time.

This manual for Chevrolet TrailBlazer 2001-2009 is divided into different sections. Each section covers a specific component or system and, in addition to the standard service procedures, includes disassembling, inspecting, and assembling instructions. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. It is in the cross-platform PDF document format so that it works like a charm on all kinds of devices. You do not need to be skilled with a computer to use the manual.

EXCERPT:
2009 ENGINE Engine Mechanical - 5.3L & 6.0L - Envoy & TrailBlazer
VALVE LIFTER AND GUIDE CLEANING AND INSPECTION (6.0L)
Valve Lifters
Fig. 143: Identifying Valve Lifter Inspection Areas
1. Clean the components in cleaning solvent.
2. Dry the components with compressed air.
3. Inspect the valve lifters for the following conditions:
Bent or broken clip (1)
NOTE: Components that are to be used again must be marked, sorted or organized for assembly.
WARNING: Refer to Safety Glasses Warning .
Worn pushrod socket (2)
Scuffed or worn sides (3)
If the valve lifter shows wear, inspect the engine block lifter bores for wear or damage.
Flat spots on the roller (4)
Loose or damaged pin (5)
Plugged oil hole (6)
Worn or damaged roller bearing
The roller should rotate freely with no binding or roughness.
Valve Guides
Inspect the valve lifter guides for the following conditions:
Cracks or damage
Excessive wear in the lifter mounting bores
CYLINDER HEAD DISASSEMBLE
Tools Required
J 8062 Valve Spring Compressor - Head Off
Disassemble
Fig. 144: Compressing Valve Spring
IMPORTANT: With the components at room temperature, remove the spark plugs from the cylinder head. Mark, organize, or sort the cylinder head components for assembly.
Return the components to their original location during assembly
1. Remove the spark plugs from the cylinder heads.
2. Use the J 8062 in order to compress the valve spring.
Fig. 145: View Of Valve Components
3. Remove the valve stem keys (225).
4. Remove the valve spring cap (224).
5. Remove the valve spring (223).
6. Remove the valves (228).
7. Remove the valve stem oil seal (222). Refer to Separating Parts .
Fig. 146: Locating Cylinder Head Core Hole Plug
8. Remove the cylinder head core hole plugs (216), as required.
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