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Changed intake mainfold gasket and push rods ,put it back and noe runs
1998 3.1 hard starting only when hot.
Sensor lumina engine location temperature coolant diagram located chevrolet sending buick 1998 where unit monte carlo chevy temp 2002 pressure
3 4l engine diagramDiagram engine 4l gm helper wiring general Changed intake mainfold gasket and push rods ,put it back and noe runs.
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