Left Timing Chain Components Removal

WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exploded View Of Left Camshaft Timing Chain And Components

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
WARNING: The timing chain tensioner plunger is under high tension and must be retained by using the tensioner retraction pin during removal or installation of the timing chain tensioner. Failure to retain the timing chain tensioner plunger may cause it to be ejected with intense force and cause personal injury. Preliminary Procedure Rotate the engine counter clockwise until the left hand bank camshaft flats with laser etched markings are straight up in relation to the cylinder head. The crankshaft key way will be at approximately the 11 o'clock position. Reset the timing chain tensioner plunger using your thumb and EN-52234 Timing Chain Tensioner Retaining Pins or a 1/8" drill bit to retain the plunger. Compress the plunger into the body and lock the right timing chain tensioner by inserting EN-52234 Timing Chain Tensioner Retaining Pins or 1/8" drill bit into the access hole in the side of the right timing chain tensioner body. Slowly release pressure on the right timing chain tensioner. The right timing chain tensioner should remain compressed. Special Tools EN-52234 Timing Chain Tensioner Retaining PinsEquivalent regional tools: Special Tools .
1	Timing Chain Tensioner Bolt [2x]
2	Timing Chain Tensioner- Left Side
3	Timing Chain Tensioner Gasket Procedure Remove and DISCARD the gasket.
4	Timing Chain Guide Bolt [2x]
5	Timing Chain Guide- Left Side
6	Timing Chain Guide Bolt [2x]
7	Timing Chain Guide- Left Side
8	Timing Chain- Left Side
9	Crankshaft Sprocket