GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Battery Specifications

  • Catalog Number

974

  • Cold Cranking Amperes

390

  • Replacement Model

26R-50S

  • Reserve Capacity Minutes

71

  • Test Load Amperes

190

Drive Belt Tension

  • Drive Belt Deflection (New Belt)

5-7 mm at 10 kg

0.20-0.27 in at 22 lbs

  • Drive Belt Deflection (Used Belt)

6-8 mm at 10 kg

0.24-0.31 in at 22 lbs

Ignition System

  • Camshaft Position (CMP) Sensor Resistance 1.0L

185-275 ohms at -10 to 50°C (14-122°F)

240-325 ohms at 50-100°C (122-212°F)

  • Crankshaft Position (CKP) Sensor Resistance

360-460 ohms at 20°C (68°F)

  • Ignition Coil Resistance--Primary Winding 1.0L

1.08-1.32 ohms

  • Ignition Coil Resistance--Secondary Winding 1.0L

22.1k-29.9k ohms

  • Ignition Coil Resistance--Secondary Winding 1.3L

8.5k-11.5k ohms at 20°C (68°F)

  • Secondary Wire Resistance 1.0L

10k-22k ohms/m

3.0k-6.7k ohms/ft

  • Secondary Wire Resistance 1.3L

4k-10k ohms/m

1.2k-3.0k ohms/ft)

  • Noise Suppressor Filter Resistance

2.2k ohms

  • Signal Rotor Air Gap

Approx. 0.2 mm (0.008 in)

  • Spark Plug Gap

1.0-1.1 mm

0.039-0.043 in

  • Spark Plug Type 1.0L--AC

R42XLS

  • Spark Plug Type 1.0L--Denso

W20EPR-U11

  • Spark Plug Type 1.0L--NGK

BPR6ES-11

  • Spark Plug Type 1.3L--Denso

K20PR-U11

  • Spark Plug Type 1.3L--NGK

BKR6E-11

Generator Specifications

  • Brush Length--Standard

16 mm

0.63 in

  • Brush Length--Minimum

2 mm

0.08 in

  • Condenser Capacity

0.5 microfarads

  • Direction of Rotation

Clockwise (Pulley Side)

  • Maximum Generator Output

55 amps

  • Maximum Generator Speed

18,000 RPM

  • Normal Operating Voltage

12 volts

  • Polarity Negative (-) Ground No-Load Generator Speed

1,100 RPM

  • Regular Voltage

14.7-15.0 volts

  • Temperature Range

-30 to 80°C

-22 to 170°F

Starter Motor Specifications--Automatic Transaxle Equipped Vehicles

  • Brush Length--Standard

17.5 mm

0.69 in

  • Brush Length--Minimum

12.0 mm

0.47 in

  • Brush Spring Tension--Standard

2.1 kg

4.63 lbs

  • Brush Spring Tension--Minimum

0.7 kg

1.54 lbs

  • Commutator Insulation Depth--Standard

0.5-0.8 mm

0.020-0.031 in

  • Commutator Insulation Depth--Minimum

0.2 mm

0.008 in

  • Commutator Outside Diameter--Standard

29.4 mm

1.157 in

  • Commutator Outside Diameter--Minimum

28.8 mm

1.134 in

  • Commutator Run-Out--Standard

0.05 mm

0.002 in

  • Commutator Run-Out--Maximum

0.40 mm

0.016 in

  • Direction of Rotation

Clockwise (as viewed from pinion)

  • Number of Pinion Teeth

8

  • Output

1.2 kwatts

  • Rating

30 seconds

  • Solenoid Operating Voltage

8 volts maximum

  • Starter Motor Current Draw--No--Load

50-75 amps max. at 11 volts

  • Starter Motor Current Draw--Load (9.1 N·m / 80.5 lb in of torque)

300 amps at 7.7 volts

  • Starter Motor Current Draw--Locked Rotor (18.6 N·m / 13.7 lb ft of torque)

780 amps max. at 4 volts

  • Voltage

12 volts

Starter Motor Specifications--Manual Transaxle Equipped Vehicles

  • Brush Length--Standard

17.0 mm

0.67 in

  • Brush Length--Minimum

11.5 mm

0.45 in

  • Brush Spring Tension--Standard

1.6 kg

3.53 lbs

  • Brush Spring Tension--Minimum

1.0 kg

2.20 lbs

  • Commutator Insulation Depth--Standard

0.4-0.6 mm

0.016-0.024 in

  • Commutator Insulation Depth--Minimum

0.2 mm

0.008 in

  • Commutator Outside Diameter--Standard

32.0 mm

1.260 in

  • Commutator Outside Diameter--Minimum

31.4 mm

1.236 in

  • Commutator Run-Out--Standard

0.05 mm

0.002 in

  • Commutator Run-Out--Maximum

0.40 mm

0.016 in

  • Direction of Rotation

Clockwise (as viewed from pinion)

  • Number of Pinion Teeth

8

  • Output 1.0L (VIN 6)

0.8 kwatts

  • Output 1.3L (VIN 9)

0.9 kwatts

  • Rating

30 seconds

  • Solenoid Operating Voltage

8 volts maximum

  • Starter Motor Current Draw--No-load

60 Amps maximum at 11 Volts

  • Starter Motor Current Draw--Load (2.7 N·m / 23.9 lb in. of torque)

150 Amps maximum at 9 Volts

  • Starter Motor Current Draw--Locked Rotor (8.6 N·m / 76.1 lb in. of torque)

380 Amps maximum at 5 Volts

  • Voltage

12 Volts