On the steering wheel
You don't have a heater control valve for this truck.......
check for bent or burnt valve check for bent or burnt valve
Put it in the low side. The small round valve. Make sure the ac is on.
It is located inside the evaporator case.
On the valve body inside the transmission.
its behind the power steering pump assembly pretty much right between the upper plenum and the back side of the pump. it sits straight out off of the fuel rail hard to get to but you can get a tester on it
The fuse panel cover is on the passenger side in a 1998 Oldsmobile intrigue. Same location as vehicles that have it on driver side. Just pull on it and it will pop off.
The "Related Question" below is an extensive discussion on the 1999-2003 temperature control valve / heater control valve. It is likely the information will be similar to the 1997 / 1998 Windstar
Next to the power steering pump
top moter behind throtlebody
The exact location of the PCV valve on a 3.8L engine depends on the year. On models 1995 through 1998 and 1999 and 2003, it is on the front valve cover. However, on 1996 through 1998 models it is on the rear valve cover.
Oldsmobile didn't make a Cutlass Supreme in 1998
12 valve engine: front above the crank pulley 24 valve engine: behind the starter.
How to change a timing chain in a 1998 Oldsmobile delta 88
The 3.4 liter V6 engine in a 1998 Oldsmobile Silhouette has a timing CHAIN
It is on the engine just to the driver side of the throttle body.
The 1998 Cavalier does have a PCV valve. The valve is in the side of the valve cover, held in by a metal ring.
were is the egr valve located on a 1998 infiniti i30
where is egr valve on 1998 ford contour
on a 1998 Pontiac gan am ,they do not have a pcv valve.
on the bottom of the charcoal canister on the drivers side of the engine compartment.
there's a removeable panel on the drivers side to the right of the emergency brake and the hood lever. the panel comes out rather easily