Camshaft Position Actuator and Solenoid Valve Removal
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Tools Required
- J 8433 Two Jaw Puller. See Special Tools .
- J 41558 Crankshaft Sprocket Remover. See Special Tools .
- J 41816-2 Crankshaft End Protector. See Special Tools .
- J 42386-A Flywheel Holding Tool. See Special Tools .
- Do not use the camshaft position (CMP) actuator solenoid valve again. Upon installation of the CMP actuator and timing chain, install a NEW valve.
- Do not apply threadlock to the flex plate bolts at this time.
- Temporarily install the automatic transmission flex plate and bolts. Refer to Automatic Transmission Flex Plate Installation .
- Install the J 42386-A
(1) and bolts. See Special Tools
. Use 1 M10 - 1.5 x 120 mm and 1 M10 - 1.5 x 45 mm bolt for proper tool operation.
Tighten: Tighten the J 42386-A bolts to 50 N. See Special Tools .m (37 lb ft).
- Remove the CMP actuator solenoid valve (234).
- Discard the solenoid valve.
- Loosen and separate the CMP actuator and timing chain from the camshaft. Position fingers behind the actuator sprocket and pull the actuator away from the front of the camshaft. Never pull on the reluctor wheel when attempting to remove the actuator.
- Remove the CMP actuator (235) and timing chain (208).
- Insert a tie strap (1) through the center of the actuator and over the reluctor wheel.
- Remove the bolts (231) and timing chain tensioner (232).
- Use the J 41816-2 (1), the J 41558 (2), bolts (3), and the J 8433 (4) in order to remove the crankshaft sprocket. See Special Tools .
- Remove the crankshaft sprocket (207).
- Remove the crankshaft sprocket key, as required.
- Remove the flex plate and bolts. Refer to Automatic Transmission Flex Plate Removal .
- Remove the J 42386-A and bolts. See Special Tools .
IMPORTANT:
NOTE:
Refer to Fastener Notice
.
CAUTION:
Refer to Camshaft Position Actuator Removal and Installation Caution
.