Back to 1998 Pontiac Bonneville

1998 PONTIAC BONNEVILLE

3.8L V6 Supercharged•FWD•AUTOMATIC•gas•supercharged

Repairs0 Labor565 Torque3824 Fluid6 DTC687 Battery0 Maintenance0 Recalls2

engine

Valve Seals Torque Specs

for 1998 Pontiac Bonneville 3.8L V6 Supercharged · FWD

Units

10 fasteners

Seq

Component

Torque

Angle

—

Camshaft Cap Bolts

Critical

Tighten in sequence from center outward, multiple passes

10 lb-ft · 14 Nm

—

—

Cover Bolts

14 lb-ft · 19 Nm

—

—

Gasket Bolts

Critical

17 lb-ft · 23 Nm

—

—

Mounting Bolts

Critical

40 lb-ft · 55 Nm

—

—

Mounting Bolts

23 lb-ft · 31 Nm

—

—

Rocker Arm Bolts

Critical

Tighten with cam lobe pointing away

22 lb-ft · 30 Nm

—

—

Rocker Arm Shaft Bolts

Critical

Tighten evenly in sequence

18 lb-ft · 25 Nm

—

—

Sensor Bolts

9 lb-ft · 12 Nm

—

—

Spark Plugs - Aluminum Head

Critical

Apply anti-seize to threads

15 lb-ft · 20 Nm

—

—

Valve Cover Bolts

Tighten in sequence

7 lb-ft · 10 Nm

—

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