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Home >> Chevrolet >> 2009 >> Impala SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 1617 (Engine Cooling System) >> Specifications >> Fastener Tightening Specifications
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Fastener Tightening Specifications

WARNING: This page is about a different car, the 2012 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications

Application Specification
Metric English
Condenser to Radiator Bolts 6 N.m 53 lb in
Coolant Air Bleed Pipe
  • LZ4
10 N.m 89 lb in
Coolant Crossover Pipe Bolts
  • LZ4
50 N.m 37 lb ft
Coolant Heater
  • LZ4
60 N.m 44 lb ft
Coolant Heater Bolt
  • LAT, LE5
10 N.m 89 lb in
Engine Coolant Temperature (ECT) Sensor
  • LAT, LE5, LZ4
20 N.m 15 lb ft
  • LY7
22 N.m 16 lb ft
Exhaust Heat Shield Bolts
  • LE5
23 N.m 17 lb ft
Fuel Feed Pipe Line Nut
  • LZ4
10 N.m 89 lb in
Lower Radiator Support Bracket Bolts 60 N.m 44 lb ft
Radiator Outlet Pipe Nut
  • LAT
20 N.m 15 lb ft
Radiator Surge Tank Pipe Bolts
  • LZ4
10 N.m 89 lb in
Radiator Upper Bracket Bolts 10 N.m 89 lb in
Surge Tank To Body Bolts 6 N.m 53 lb in
Thermostat Housing Bolts
  • LAT, LY7, LE5
10 N.m 89 lb in
  • LZ4
25 N.m 18 lb ft
Thermostat Housing Cover Bolts 10 N.m 89 lb in
Water Pump Access Plate Bolt
  • LE5
10 N.m 89 lb in
Water Pump Bolts
  • LAT, LE5
25 N.m 18 lb ft
  • LZ4, LY7
10 N.m 89 lb in
Water Pump Pulley Bolts
  • LY7
10 N.m 89 lb in
  • LZ4
25 N.m 18 lb ft
Water Pump Sprocket Bolts
  • LAT, LE5
10 N.m 89 lb ft