it could be the coil pack it could be the coil pack
More often than not, a fuel gauge problem is usually a faulty fuel gauge sending unit in the fuel tank.
The heater would not be working on a 1990 Dodge Grand Caravan if the heater core is damaged or blocked. Hot coolant from the engine must flow through the core to allow hot air to pass into the cabin.
It is most likely the fuse. Try replacing it.
Most likely the VSS. Vehicle Speed Sensor. It is mounted on the side of the transmission.
No...the rim will hit the caliper on the front.
1996 dodge grand caravan 3.0 transmission fail only in revers
It would bolt in, but will not run. The tone rings for the camshaft and crankshaft position sensors are different.
Start with checking the fuses.
If both odometer and speedometer are not working I would blame the vehicle speed sensor. If just the odometer isn't working the gauge cluster assembly needs to be replaced with a reconditioned one.
A 2012 Dodge Caravan would have the 3.6L V6. That engine has a timing chain which does not require replacement unless worn.
A Grand Caravan would have a six cylinder.
A Grand Caravan does not have a timing belt.