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It is under the dash on the pass side and requires a bunch of work to get to it. Take it to a garage.
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∙ 19y ago
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How do you fix a 1986 Buick riviera heater core?
Not practical to try to fix a heater core. Replace it with a new one.
Where is the thermostat located on a 1986 Buick Riviera?
Where the Upper radiator hose connects 2 the Engine there is a gooseneck(mounting adapter) take off the housing & there should b a thermostat there IF somebody hasn't removed it.
You need information on Graphic Control center for your Buick Riviera the light does not turn on?
I have a 1986 Buick Riviera that the same thing happened to and it turned out to be a fuse blown on the GCC CRT unit. I went ahead and bought a used CRT from a junkyard for about .00.
Where is the heater core located on a 1986 Oldsmobile Delta88?
osmobile delta88
How do you adjust the dash clock on a 1986 Buick Riviera?
On the comp. screen, next to the date, press the little regtangle. This will take you to the screen where you can change both the date and time.
Where is the starter on a 1986 buick sky-hawk located?
It is under the intake manafold
Where is location of heater core of 1986 buick regal?
Under dash, passenger side, inside the vehicle, mounted on the firewall.
What would cause water leak into the floor panel of the passenger side of a 1986 buick century?
It could be the heater core leaking.
Where is the fuel pump located on a 1986 Buick Century?
Mounted in the fuel tank on top.
Where is the voltage regulator on a 1986 buick skyhawk?
The voltage regulator on a 1986 Buick Skyhawk is located inside the alternator. It controls the amount of power sent to charge the batter based on its current state.
Location of fuse box in 1986 buick regal?
The fuse box on a 1986 Buick Regal is located below the dash near the brake pedal. It prevents circuits in the vehicle from being overloaded.
Where can you find a 1989 Buick Riviera wheel cover with the riviera logo on it?
Try Ebay. All 1986-1993 are the same Any local auto-wrecking yard should have one. Or if you don't mind buying off of the Internet, you can try this place: http://www.hubcaps.org/riviera.html
