Just had to do this on my own envoy......You reach under the rear bumber and the light assembly simply unscrews from the housing. You replace the bulb and screw it back in. Takes 5 minutes.
simply cut the two wires then splice the new ones on
To replace the driver's side mirror on the 2003 GMC Envoy, first remove the interior door panel. Then, remove the mirror connection cover inside the panel as well. Unscrew the screws holding the mirror to the door. Remove the wiring and replace the mirror with a new mirror. Replace the screws and place the door panel back onto the door.
Pop back hatch, there are 2 screws next to the bracket on the "inside" of back hatch easily visible. Pop these 2 screws, pull the assymbly off there are 3 screws holding the light "assembly" in pop these screws and lift assembly off, pull out the light and then replace them, once you get the back hatch opened should take all of 3-5 minutes
dash light and back light on my Montero sport went out and keeps blowing fuses. why
From inside the trunk behind carpet/liner.
To replace the dome light in a 2004 GMC Envoy, first, ensure the vehicle is turned off and the dome light switch is in the off position. Carefully pry off the dome light cover using a flathead screwdriver or trim tool to avoid damaging the plastic. Remove the old bulb by pulling it out or twisting it, then insert the new bulb into the socket. Finally, snap the cover back in place and test the light to ensure it works.
To reset the check engine light on a 2003 GMC Envoy, you can use an OBD-II scanner to clear the trouble codes after addressing any underlying issues. Alternatively, you can disconnect the negative battery terminal for about 15 minutes to reset the vehicle's computer. After reconnecting, the light should turn off if no problems persist. However, it's important to ensure that any issues that triggered the light are resolved to prevent it from coming back on.
Drop the tailgate, pull back the bed cover on the corner behind the break light you want to replace. There are bolts back there that hold the light in place. Undo those bolts and the light will come out easy. Replace and tighten bolts back and you are done. Very easy to do with some mechanical skills.
it's under the back seat. Replace it like any other battery, it's just in a weird location.
To change the backup light on a 2004 GMC Envoy, first, open the rear hatch and locate the tail light assembly. Remove the screws or bolts securing the assembly and gently pull it out from the vehicle. Disconnect the wiring harness, then twist the bulb socket counterclockwise to remove it. Replace the old bulb with a new one, reassemble the socket, reconnect the wiring, and secure the tail light assembly back into place.
Replace the tranny fluid, if check engine light comes back on, replace shift solenoid.
Open trunk and remove screws that secure light assembly to car. Pull assembly straight back to remove from car. Remove the dead light and replace with proper new light. Install in reverse order of removal.