Inside the transmission attached to the valve body, under the trans pan, which must be removed to gain access.
you must change out the tourqe converter or hydrolic kit on trans.
no it has dic brakes
diagram of firing order on a 1990 Oldsmobile cutless 3.3 engine
depends on what accessory your looking for.
The fuel filter is a silver canister(about 3-4 inches in length) located on the driver's side of the car towards the rear and near the fuel tank.
FRONT OR REAR ?
The master cylinder contains the reservoir for the brake fluid. This is where you would add it on an 1990 Cutlass Supreme.
the flasher is on the right side under the glove box.
Click the link.
junkyards, e-bay or craigslist.
you probably have half American standard and half metric.
May have to take it to a certified speedometer repair shop