For 1990-2009 cars

Step | Action | Value | Yes | No
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DEFINITION: The passenger compartment carries transmission gear noise.
1 | Check for low oil level in the transmission. Refer to Transmission Fluid Inspection or to Transmission Fluid Inspection . Is the oil level OK? | -- | Go to Step 2 | Go to Step 3
2 | Check the transmission for improper lubricant. Refer to Lubrication Specifications . Is the recommended lubricant being used? | -- | Go to Step 5 | Go to Step 4
3 | Replenish the oil to the level of the oil fill plug. | -- | -- | --
4 | Drain and refill the transmission with the recommended lubricant. | -- | -- | --
5 | Check for loose clutch housing bolts. Refer to Fastener Tightening Specifications . Are the bolts tightened to specifications? | -- | Go to Step 6 | Go to Step 7
6 |

1. Remove the transmission. Refer to Transmission Removal or to Transmission Removal .
2. Disassemble the transmission. Refer to Transmission Disassemble or to Transmission Disassemble .
3. Look for the following list of causes:

3.1. | Gearshift components are worn or damaged.

3.2. | Transmission gears are worn or damaged.

3.3. | Bearing components are worn or damaged.

4. Replace all worn or damaged parts.

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7 | Tighten the clutch housing bolts to the specified torque. | -- | -- | --