Most likely speedometer cable
To install a speedometer cable on a 1991 Mercury Topaz GS, first, disconnect the negative battery terminal to ensure safety. Then, remove the dashboard panel to access the speedometer. Disconnect the old cable from the speedometer and transmission, then install the new cable by connecting it to both ends securely. Finally, reassemble the dashboard and reconnect the battery, ensuring everything is functioning properly.
The speedometer on a 1990 Mercury Topaz may not be working due to a faulty speed sensor, a broken speedometer cable, a blown fuse, or a malfunctioning instrument cluster. It is best to have the vehicle inspected by a qualified mechanic to diagnose and fix the issue.
I assume you have a cable speedometer. If so, just follow the cable on the firewall in the engine compartment to the transmission. When you take the cable out there is a small gear in there. That's it.
There isn't a transmission capacity the only thing you go by is the amount of gears it has.
If a Mercury Topaz is revving while driving without shifting, it could indicate a problem with the transmission. Possible issues include low transmission fluid levels, a failing transmission, or a malfunctioning shift solenoid. Additionally, a faulty throttle position sensor or other engine-related issues could also affect shifting. It's advisable to have the vehicle diagnosed by a professional mechanic to identify and address the underlying problem.
Dexron 3 will do just fine.
Possibly. Look at the model # on each transmission. If they are the same, then they are interchangeable.
Mercury Topaz was created in 1983.
The 1993 Mercury manual transmission linkage will have adjustment nuts on each end of the linkage. Turning the adjustment nuts will move the linkage back in forth.
where is the fuel reset swith for a 1989 mercury topaz
On your 1989 MERCURY TOPAZ, the BACK-UP LIGHT SWITCH is: UNDER HOOD, DRIVER SIDE, LOWER ENGINE AREA, MOUNTED ON TOP OF TRANSMISSION