Safari Van M V6-262 4.3L VIN Z TBI (1990)
Intake Manifold: Service and Repair
VIN Z
1.
Disconnect battery ground cable.
2.
Remove engine cover, air cleaner and heat stove tube.
3.
Drain cooling system, then remove distributor assembly.
4.
Remove cruise control transducer, if equipped.
5.
Disconnect cruise control, TVS and accelerator cables, as required.
6.
On models equipped with A/C, disconnect A/C compressor and position aside.
7.
On all models, remove engine oil filler tube from the alternator bracket.
8.
Remove transmission dipstick tube from manifold, if equipped.
9.
Remove idler pulley bracket and alternator brackets from manifold.
10.
Disconnect fuel and vacuum lines and all electrical connectors from manifold and TBI unit.
11.
Remove heater pipe, upper radiator hose, then the power brake vacuum pipe.
12.
Disconnect coil wires, then the EGR vacuum line.
13.
Disconnect sensors with bracket and wire harness form right side.
14.
Remove intake manifold attaching bolts, then the intake manifold.
Fig. 3 Intake Manifold Bolts
Fig. 4 Intake Manifold Installation.