It takes one O2 sensor available at any parts store. There is a special tool that has a slot so you can remove the sensor and replace with the new. There is a factory connector. 5 minute job. Sensor sits on top of pipe just ahead of catalytic converter.
The 91 Vandura G2500 Instrument Panel Cluster Relay is located on the dashboard.
There is not one.
Where is the ERG valve located on a Chevy Vandura 5.7 350 engine?
On the back of the motor next to the transmition.
Left driver side, it has a access door.
under dash, far left
The fuse box for a 1990 GMC Vandura 2500 is typically located under the dashboard on the driver's side, near the steering column. There may also be a secondary fuse box in the engine compartment. To access the fuses, you may need to remove a cover, which often has a diagram indicating the function of each fuse. Always refer to the owner's manual for specific information regarding fuse locations and ratings.
There are multiple V-belts in the engine compartment. Different engine components use different lengths. A/C, power steering etc.
where is the 91 vandura G2500 Instrument Panel Cluster Relay located :milsunworld@yahoo.com
on my 89 it's in a carpeted wooden box right behind the driver's seat post
The ECM on the Vandura 2500 is under the Driver's seat.
Is located right side under the dash board, you need to remove a few screws that hold the dash and lift dash board as much as needed to see heater core, don't forget to drain coolant from radiator and remove hoses from inside engine compartment , lost of patient needed for this job, good luck