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Download 1975-1982 Fiat 124 Spider Workshop Service Manual –

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Changing the gearbox oil in a Fiat 124 Spider is an important maintenance task that helps ensure the smooth operation of the transmission and prolongs its lifespan. Access the manual and full details by clicking here……


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Below is a detailed step-by-step guide to performing a gearbox oil change on a Fiat 124 Spider, including descriptions of the components involved.

### Tools and Materials Needed:

1. **Tools:**
– Socket set (including a socket wrench)
– Torque wrench (for reassembling)
– Screwdriver set
– Oil pump or funnel (for filling new oil)
– Pliers
– Oil catch pan
– Rags or shop towels
– Jack and jack stands (or a car lift)

2. **Materials:**
– New gearbox oil (refer to the owner’s manual for the correct type and amount, typically 75W-90 GL-4 or GL-5 gear oil)
– New drain plug washer (if applicable)
– New oil filter (if applicable)
– Gasket or sealant (if required for the gearbox cover)

### Step-by-Step Procedure:

1. **Preparation:**
– **Safety First:** Park the car on a flat, level surface. Engage the parking brake and turn off the engine. If necessary, disconnect the battery.
– **Lift the Car:** Use a jack to lift the front of the car and secure it with jack stands. Ensure the car is stable before proceeding.

2. **Locate the Gearbox:**
– The gearbox (manual transmission) is located behind the engine and is connected to the driveshaft. The oil fill and drain plugs are usually located on the side of the transmission.

3. **Drain the Old Oil:**
– **Locate the Drain Plug:** Find the drain plug on the bottom of the gearbox. It is typically a hex or square bolt.
– **Position the Oil Catch Pan:** Place the oil catch pan underneath the drain plug to catch the old oil.
– **Remove the Drain Plug:** Use the appropriate socket or wrench to carefully unscrew the drain plug. Allow the old oil to completely drain into the pan. This may take several minutes.
– **Inspect the Drain Plug:** Check the drain plug for any metal shavings or debris, which could indicate wear or damage inside the gearbox.

4. **Replace the Drain Plug:**
– Once the oil has completely drained, clean the drain plug and its surrounding area. If applicable, replace the washer on the drain plug to ensure a proper seal.
– Reinstall the drain plug and tighten it to the manufacturer’s specifications (consult the owner’s manual for torque specifications).

5. **Fill with New Gearbox Oil:**
– **Locate the Fill Plug:** Find the fill plug, which is usually located on the side of the gearbox. This may also be a hex or square bolt.
– **Remove the Fill Plug:** Carefully unscrew the fill plug and set it aside.
– **Fill with New Oil:** Using an oil pump or funnel, fill the gearbox with new oil until it reaches the fill hole. The oil should begin to seep out of the fill hole when the gearbox is full.
– **Reinstall the Fill Plug:** Clean the area around the fill plug, then reinstall and tighten it to the manufacturer’s specifications.

6. **Check for Leaks:**
– Start the enginedownload Fiat 124 Spider workshop manual and let it idle for a few minutes. Check around the drain and fill plugs for any signs of leaks. If you see any leaks, ensure that the plugs are tightened properly.

7. **Clean Up:**
– Dispose of the old oil properly at a recycling center. Clean any spills and ensure that all tools and materials are removed from the work area.

8. **Final Checks:**
– Lower the car back to the ground and reconnect the battery if it was disconnected. Take the car for a short drive to ensure that everything is functioning properly, and check the oil level again if necessary.

### Notes:
– Always refer to the specific owner’s manual for your Fiat 124 Spider for detailed specifications and procedures, as there may be variations based on the model year and type of transmission.
– If you’re not comfortable performing this task, it’s always best to consult with a professional mechanic.

By following these steps carefully, you should be able to successfully change the gearbox oil in your Fiat 124 Spider, ensuring its longevity and optimal performance.
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