How to service and repair the left lifter/lash adjuster on Cadillac DeVille?

To service and repair left lifter/Lash Adjuster remove left group of valve rocker arms and then stationary hydraulic lash adjusters (SHLA) from bores. A valve lifter can be removed by pulling out its pin. It is then cleaned by removing any dirt, rust, and carbon particles and drying it before reinstallation. During the installation do not stroke/cycle the stationary hydraulic Lash Adjuster plunger with out the presence of oil in the lower pressure chamber. Fill the stationary hydraulic Lash Adjuster (SHLA) with clean engine oil gm p/n 12378006 or equivalent, being very careful not to touch the pivot sphere area of the shla so as not to scratch any part(s) of the shla. Lastly, against fit the new shla's into the bores and reassemble the left valve rocker arms.

OEM Cadillac DeVille Lash Adjuster

Lash Adjuster Lifter

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Cadillac DeVille Valve Lifters
Part Number: 5234530
$45.83 MSRP: $75.50
You Save: $29.67 (40%)
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Product Specifications
- Other Name: Valve Lift; Valve Lifter; Lifter, Engine Valve Lifter; Lifter, Engine Valve
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1985 Cadillac DeVille | Base, Cabriolet, d'Elegance | 6 Cyl 4.3 L DIESEL, 8 Cyl 5.7 L DIESEL
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Cadillac DeVille Valve Lifters, Green Line
Part Number: 12686787
$14.06 MSRP: $23.17
You Save: $9.11 (40%)
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Product Specifications
- Other Name: Adjuster Assembly-Hydraulic Valve Lash; Filler Cap O-Ring; Adjuster, Engine Valve Lifter; Adjuster, Engine Valve
- Replaces: 12572638, 24100005
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Cadillac DeVille | Base, DHS, DTS, Protection Series | 8 Cyl 4.6 L GAS
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Cadillac DeVille Valve Lifters
Part Number: 5235498
Product Specifications
- Other Name: Lifter, Hy; Valve Lifter
- Replaced by: 17109057
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1991 Cadillac DeVille | Base, Spring Edition, Touring | 8 Cyl 4.5 L GAS, 8 Cyl 4.9 L GAS
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Cadillac DeVille Valve Lifters
Part Number: 21015025
Product Specifications
- Other Name: Lifter, Engine Valve Lifter; Valve Lifter
- Replaces: 21006678, 21000740
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1999 Cadillac DeVille | Base, Concours, d'Elegance | 8 Cyl 4.6 L GAS
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Cadillac DeVille Valve Lifters
Part Number: 17109057
Product Specifications
- Other Name: Lifter Assembly-Valve; Valve Lifter; Lifter, Engine Valve Lifter
- Replaces: 5235498
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1995 Cadillac DeVille | Base, Spring Edition, Touring | 8 Cyl 4.5 L GAS, 8 Cyl 4.9 L GAS

Cadillac DeVille Lash Adjuster

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Cadillac DeVille Lash Adjuster Parts Questions & Experts Answers

Valve Lifters, Green Line
12686787
Q: How to service and repair the left lifter/lash adjuster on Cadillac DeVille?
A: To service and repair left lifter/Lash Adjuster remove left group of valve rocker arms and then stationary hydraulic lash adjusters (SHLA) from bores. A valve lifter can be removed by pulling out its pin. It is then cleaned by removing any dirt, rust, and carbon particles and drying it before reinstallation. During the installation do not stroke/cycle the stationary hydraulic Lash Adjuster plunger with out the presence of oil in the lower pressure chamber. Fill the stationary hydraulic Lash Adjuster (SHLA) with clean engine oil gm p/n 12378006 or equivalent, being very careful not to touch the pivot sphere area of the shla so as not to scratch any part(s) of the shla. Lastly, against fit the new shla's into the bores and reassemble the left valve rocker arms.