* Low Transmission Fluid: This is the most common and easiest to check. Low fluid leads to insufficient lubrication and can cause shifting problems, especially under load (when the accelerator is pressed). Check the fluid level (with the engine running and warmed up) and the fluid's condition (color, smell – burnt smell indicates a serious problem).
* Dirty or Low Transmission Fluid: Even if the level is sufficient, dirty fluid (dark brown or black instead of reddish-pink) can cause sticking valves and other internal issues hindering smooth shifting. A fluid and filter change is often the first step in troubleshooting.
* Torque Converter Issues: The torque converter acts as a clutch between the engine and transmission. Problems with its internal clutch or a slipping converter can cause hesitation, especially under load. This is more complex to diagnose and often requires a professional inspection.
* Governor Problems: The governor regulates shift points based on engine speed and vehicle speed. A malfunctioning governor could cause incorrect shift timing.
* Valve Body Problems: The valve body contains the hydraulic system that controls the shifting. Worn or sticking valves within the valve body can lead to erratic shifting behavior. This is a more significant repair, often involving a rebuild or replacement.
* Shift Solenoid Issues: These electrical components control the movement of the hydraulic valves within the transmission. A faulty solenoid can prevent the transmission from properly engaging 3rd gear. Diagnosis usually requires specialized tools.
* Transmission Linkage (if applicable): While less likely on a 96 Ram (most likely to be electronic), problems with the mechanical linkage connecting the shifter to the transmission can cause shifting issues.
Troubleshooting Steps:
1. Check and replenish transmission fluid: This is the easiest and cheapest first step. If the fluid is dirty or burnt, a flush and filter change are necessary.
2. Inspect for leaks: Look for any signs of transmission fluid leaks around the transmission, torque converter, and related components.
3. Obtain a professional diagnosis: If the problem persists after checking the fluid, you'll likely need a mechanic to perform a more in-depth inspection and diagnose the specific issue. They have the tools and expertise to test the governor, solenoids, and the valve body.
Ignoring the problem can lead to further damage to the transmission, potentially resulting in a much more expensive repair or even replacement. It's best to address this issue sooner rather than later.