GM Service Manual Online
For 1990-2009 cars only
Table 1: General Specifications
Table 2: Performance -- Manual Transmission
Table 3: Manual Transmission
Table 4: Transaxle Case Surface and Bearing Outer Races Clearance Table
Table 5: Side Gear Axle Direction Play Table

General Specifications

Application

Specification

Metric

English

General

  • Type - Forward Gear

Synchronized mesh type

  • Type - Reverse Gear

Sliding mesh type

  • Gear Ratio - 1st

3.417

  • Gear Ratio - 2nd

1.950

  • Gear Ratio - 3rd

1.280

  • Gear Ratio - 4th

0.914

  • Gear Ratio - 5th

0.758

  • Gear Ratio - Reverse

3.273

  • Final Drive Ratio

4.444

  • Fluid Capacity

2.1 L

2.21 qt

  • Fluid Classification

75W-85

GL-4

Service

  • Key groove width of synchronizer ring - Standard - 1st, 2nd, 3rd, 4th gear

9.6 mm

0.378 in

  • Key groove width of synchronizer ring - Limit - 1st, 2nd, 3rd, 4th gear

10.0 mm

0.394 in

  • Key groove width of synchronizer - Standard - 5th gear

9.4 mm

0.370 in

  • Key groove width of synchronizer - Limit - 5th gear

9.8 mm

0.386 in

  • Shift fork end thickness - Standard - Low speed shift fork (1st-2nd)

8.7 mm

0.343 in

  • Shift fork end thickness - Limit - Low speed shift fork (1st-2nd)

8.1 mm

0.319 in

  • Shift fork end thickness - Standard - High speed shift fork (3rd-4th)

7.8 mm

0.307 in

  • Shift fork end thickness - Limit - High speed shift fork (3rd-4th)

7.2 mm

0.283 in

  • Shift fork end thickness - Standard - 5th gear shift fork

7.8 mm

0.307 in

  • Shift fork end thickness - Limit - 5th gear shift fork

7.2 mm

0.283 in

  • Clearance between gear and synchronizer ring - Standard

1.0 mm

0.039 in

  • Clearance between gear and synchronizer ring - Limit

0.5 mm

0.020 in

  • Clearance between sleeve and shift fork - Standard

0.2-0.6 mm

0.008-0.024 in

  • Clearance between sleeve and shift fork - Limit

1.0 mm

0.039 in

  • Thrust free play of differential side gear

0.05-0.33 mm

0.002-0.013 in

  • Speedometer gear ratio - Driven/Drive

17/18

0.944

Performance -- Manual Transmission

Application

Specification

Metric

English

Gradeability

0.42 (tan O)

Maximum Speed

144 km/h

89.5 mph

Minimum Turning Radius

4.55 m

14.92 ft

Manual Transmission

Application

Specification

Metric

English

Gear Ratio:

  • 1st

3.818:1

  • 2nd

2.210:1

  • 3rd

1.423:1

  • 4th

1.029:1

  • 5th

0.837:1

  • Reverse

3.583:1

Final Drive Ratio

4.444:1

Maker

DWMC

Oil Capacity

2.1 L

2.22 qt

Type or Model

Forward gear: Synchronized mess type

Reverse gear: Sliding mesh type

Transaxle Case Surface and Bearing Outer Races Clearance Table

Measured Value

Shim Thickness

0.33-0.37 mm (0.0130-0.0146 in)

0.45 mm (0.0177 in)

0.38-0.42 mm (0.0147-0.0165 in)

0.50 mm (0.0197 in)

0.43-0.47 mm (0.0169-0.0185 in)

0.55 mm (0.0217 in)

0.48-0.52 mm (0.0189-0.0205 in)

0.60 mm (0.0236 in)

0.53-0.57 mm (0.0209-0.0224 in)

0.65 mm (0.0256 in)

0.58-0.62 mm (0.0228-0.0244 in)

0.70 mm (0.0276 in)

0.63-0.67 mm (0.0248-0.0264 in)

0.75 mm (0.0295 in)

0.68-0.72 mm (0.0268-0.0283 in)

0.80 mm (0.0315 in)

0.73-0.77 mm (0.0287-0.0303 in)

0.85 mm (0.0335 in)

0.78-0.82 mm (0.0307-0.0323 in)

0.90 mm (0.0354 in)

0.83-0.87 mm (0.0327-0.0343 in)

0.95 mm (0.0374 in)

0.88-0.92 mm (0.0346-0.0362 in)

1.00 mm (0.0394 in)

0.93-0.97 mm (0.0366-0.0382 in)

1.05 mm (0.0413 in)

0.98-1.02 mm (0.0386-0.0402 in)

1.10 mm (0.0433 in)

1.03-1.07 mm (0.0406-0.0421 in)

1.15 mm (0.0453 in)

Side Gear Axle Direction Play Table

Application

Specification

Metric

English

Thrust Adjusting Shim

0.90-0.95 mm

0.0354-0.0374 in

1.00-1.05 mm

0.0394-0.0413 in

1.10-1.15 mm

0.0433-0.0453 in

1.20 mm

0.0472 in