Back to 1991 Pontiac Bonneville

1991 PONTIAC BONNEVILLE

3.8L V6•FWD•AUTOMATIC•gas

2 active safety recalls on this vehicle — view recalls

Repairs0 Labor571 Torque4839 Fluid6 DTC0 Battery0 Maintenance0 Recalls2

cooling

Water Pump Torque Specs

for 1991 Pontiac Bonneville 3.8L V6 · FWD

Units

8 fasteners

Seq

Component

Torque

Angle

—

Drain Petcock

Hand tight

6 lb-ft · 8 Nm

—

—

Fan Bolts

9 lb-ft · 12 Nm

—

—

Hose Clamps

2 lb-ft · 3 Nm

—

—

Housing Bolts

Critical

12 lb-ft · 16 Nm

—

—

Pump Bolts

Critical

Torque in sequence

21 lb-ft · 28 Nm

—

—

Thermostat Housing Bolts

11 lb-ft · 15 Nm

—

—

Timing Cover Bolts

Critical

If accessed

17 lb-ft · 23 Nm

—

—

Water Pump Bolts

Critical

Tighten in criss-cross pattern

18 lb-ft · 25 Nm

—

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