G 1500 1/2 Ton Van V6-4.3L VIN W (1997)
Intake Manifold: Service and Repair
Intake Manifold Replacement (Upper)
Installation
1. Install the upper intake manifold gasket
2. Install the upper intake manifold. Use care not to pinch the injector lines between the upper and lower intake manifolds.
3. Install the upper intake manifold bolts. Install the two corner studs first in order to help align the two halves. Note the marks made at, disassembly
for proper stud location.
4. Use the following sequence in order to tighten the upper intake manifold bolts.
^
Tighten the bolts to 5 Nm (44 inch lbs.).
^
Tighten the bolts to 10 Nm (88 inch lbs.).
5. Install the purge solenoid and bracket.
6. Install the ignition coil and bracket.
7. Install the PCV hose at the upper intake manifold.
8. Install the fuel lines and bracket at the rear of the lower intake manifold.
9. Install the throttle linkage and cruise control cable (if equipped).
10. Install the wiring harness connectors and brackets.
11. Install the air cleaner assembly and intake duct.
12. Install the coolant reservoir.
13. Install the engine cover.
14. Connect the negative battery cable.
15. Fill the cooling system if necessary.
Removal
