GM/Detroit 6.5L ENGINE CONTROLS – Glow Plug Replacement – Left Side

Removal Procedure
Tools Required
J 3 9 0 8 3 G low P l ug Connector Remover and Installer
Left Side of Vehicle

1. Remove the negative battery cabl es.
2. Remove the gl ow plug lead wires using the J 39083 J 39083 glow plug connector remover and installer.
3. Remove the glow plugs from cylinders 1, 3, 5 and 7. If a glow plug is damaged during removal, refer to Damaged Glow Plug Removal.

Installation Procedure
1. Install the glow plugs.
Tighten the glow plugs to 17 N-m (13 lb ft).
2. Install the lead wires to the glow plugs.
3. Install the negative battery cables.


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