gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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High-Side Pressure & High-Side Low Pressure Cutoff Switches|Page 408 > < High-Side Pressure & High-Side Low Pressure Cutoff Switches|Page 406

K 1500 Truck 4WD V8-454 7.4L (1988)

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J 5403 Snap Ring Pliers
J 33011 O-ring Seal Installer

1. O-ring seals (44) to the switch cavity with J 33011.

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Dip the O-ring seals into clean 525 refrigerant oil.

2. Switches (3) and (4).
3. Retainers (45).

High-Side Pressure & High-Side Low Pressure Cutoff Switches|Page 408 > < High-Side Pressure & High-Side Low Pressure Cutoff Switches|Page 406