GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications Gasoline Engines

Application

Specification

Metric

English

Fan Assembly Mounting Bolts

4 N·m

35 lb in

Fan Motor Nut

3.2 N·m

28 lb in

Fan Motor Retaining Screws

4 N·m

35 lb in

Radiator Retaining Bolts, Upper Left and Upper Right

8 N·m

71 lb in

Surge Tank Attaching Bolt

5 N·m

44 lb in

Thermostat Housing Mounting Bolts - 1.6L DOHC

20 N·m

15 lb ft

Thermostat Housing Mounting Bolts - 1.8L L97/2.0L DOHC

15 N·m

11 lb ft

Thermostat Housing Mounting Bolts - 1.8L LDA

20 N·m

15 lb ft

Water Pump Mounting Bolts - 1.6L DOHC

10 N·m

89 lb in

Water Pump Mounting Bolts --1.8L L97

25 N·m

18 lb ft

Water Pump Mounting Bolts - 1.8L LDA

8 N·m

71 lb in

Water Pump Mounting Bolts - 1.8L/2.0L DOHC

25 N·m

18 lb ft