Installation Procedure
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
- Ensure engine is adjusted to TDC of cylinder 1 and camshafts are fixed with EN-51148 holding tool.
- NOTE:
Mind the chain marks.
Install the timing chain (1) along with the crankshaft sprocket (2).
Ensure that the colored link (3) match to the arrow on the oil pump.
- Ensure that the colored links (1, 2) match to the marks on the camshaft position adjuster actuators.
Install the timing chain tensioner (1).
- Install the 2 timing chain tensioner bolts (2) and tighten to 10 N.m (89 lb in).
Push the timing chain guide - left side (2) in the direction of the arrow.
- Remove the 2mm drill bit or equivalent (3) from the tensioner (1).
Remove the middle bolt (3) and the 2 outer bolts (2, 4) and remove the EN-51148 holding tool (1).
Install the upper timing chain guide (1).
- Install the upper timing chain guide bolts (2) and tighten to 7 N.m (62 lb in).
- Check the position of the crankshaft, camshaft and camshaft position actuator adjuster.
- Install the lower engine front cover with 4 bolts and the crankshaft balancer absorber.
- Turn crankshaft 720 degrees in the direction of engine rotation by the crankshaft balancer absorber bolt.
Adjust the engine to cylinder 1 (TDC) of combustion stroke. Set crankshaft in direction of engine rotation until the markings (2, 3) line up. Rotate at the crankshaft balancer absorber bolt (1).
Install the EN-51148 holding tool (1) to camshafts and to the cylinder head.
- Tighten the bolt (3) in the middle.
- Tighten the 2 outer bolts (2, 4).
- If EN-51148 holding tool can be installed, the engine timing is properly adjusted.
- Remove the middle bolt (3) and the 2 outer bolts (2, 4) and remove the EN-51148 holding tool (1).
- Remove the crankshaft balancer absorber and the lower engine front cover.
- Install the lower engine front cover. Engine Front Cover Replacement - Lower
CAUTION:
Refer to Fastener Caution .