Valve Lifter Replacement for Cadillac Escalade - 2WD 2002
Tools Required
J 3049-A Valve Lifter
Remover
Removal Procedure
- Remove the cylinder head
and gasket. Refer to
Cylinder Head Replacement - Left Side
or
Cylinder Head Replacement - Right Side
.
- Remove the valve lifter guide bolts (1).
- Remove the valve lifters and guide.
Important: Some valve lifters may be stuck in their bores because of gum or varnish
deposits.
- Use J 3049-A
or equivalent
in order to remove the valve lifters (if required).
- Remove the valve lifters from the guide.
- Organize or mark the components so that they can be installed
in the same location from which they were removed.
- Clean and inspect the valve lifters. Refer to
Valve Lifters and Guides Cleaning and Inspection
in Engine Mechanical
- 4.8L, 5.3L, and 6.0L Unit Repair.
Installation Procedure
Important: When reusing valve lifters, install the lifters to their original locations.
- Lubricate the valve lifters and engine block valve lifter bores with
clean engine oil.
- Insert the valve lifters into the lifter guides.
Align the flat area on the top of the lifter with the flat area in the
lifter guide bore. Push the lifter completely into the guide bore.
- Install the valve lifters
and guide to the engine block.
Notice: Use the correct fastener in the correct location. Replacement fasteners
must be the correct part number for that application. Fasteners requiring
replacement or fasteners requiring the use of thread locking compound or sealant
are identified in the service procedure. Do not use paints, lubricants, or
corrosion inhibitors on fasteners or fastener joint surfaces unless specified.
These coatings affect fastener torque and joint clamping force and may damage
the fastener. Use the correct tightening sequence and specifications when
installing fasteners in order to avoid damage to parts and systems.
- Install the valve lifter guide bolt (1).
Tighten
Tighten the valve lifter guide bolt (1) to 12 N·m (106 lb in).
- Install the cylinder head and gasket. Refer to
Cylinder Head Replacement - Left Side
or
Cylinder Head Replacement - Right Side
.