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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Engine Mechanical - 4.3L (LV1)) >> Repair Instructions - Off Vehicle >> Cylinder Head Disassemble

Cylinder Head Disassemble

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
GM2901478Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
1 Valve Stem Key

Procedure

  1. Install the J-8062  compressor (3) onto the head.
  2. Remove the valve stem keys.

Special Tools 
J-8062  Valve Spring Compressor
For equivalent regional tools, refer to Special Tools .
2 Valve Stem Spring Cap
3 Valve Spring
4 Valve Stem Oil Seal
NOTE:

NEVER reuse a valve stem oil seal.
5 Valve
6 Spark Plug
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