Engine Cooling System: Specifications — Chevrolet Malibu VI facelift (2006-2008)

Engine Cooling System: Specifications Chevrolet Malibu VI facelift

Fastener Tightening Specifications

Application	Specification
Application	Metric	English
Condenser Bolt	6 N.m	53 lb in
Coolant Crossover Pipe Bolt (LZ4/LZ9)	50 N.m	37 lb ft
Coolant Heater (LZ4/LZ9)	60 N.m	44 lb ft
Coolant Heater Bolt (L61)	10 N.m	89 lb in
Engine Coolant Temperature (ECT) Sensor (L61)	20 N.m	15 lb ft
Exhaust Heat Shield Bolt (L61)	22 N.m	17 lb ft
Fuel Feed Pipe Bracket Bolt (L61)	10 N.m	89 lb in
Lower Radiator Support Bracket Bolt	60 N.m	44 lb ft
Radiator Surge Tank Pipe Bolt (LZ4/LZ9)	10 N.m	89 lb in
Thermostat Housing Bolt (L61)	10 N.m	89 lb in
Thermostat Housing Bolt/Stud (LZ4/LZ9)	25 N.m	18 lb ft
Thermostat Housing Cover Bolt (L61)	10 N.m	89 lb in
Transmission Oil Cooler Line to Transaxle Nut	7 N.m	62 lb in
Upper Radiator Support Bracket Bolt	10 N.m	89 lb in
Water Pump Access Plate Bolt (L61)	10 N.m	89 lb in
Water Pump Bolt (L61)	25 N.m	18 lb ft
Water Pump Bolt (LZ4/LZ9)	10 N.m	89 lb in
Water Pump Drain Plug (L61)	20 N.m	15 lb ft
Water Pump Pulley Bolt (LZ4/LZ9)	25 N.m	18 lb ft
Water Pump Sprocket Bolt (L61)	10 N.m	10 N.m

Fastener Tightening Specifications

Scheme 1: Engine Cooling Schematics

Scheme 3: Cooling System Component Views

Callout	Component Name
1	Cooling Fan - Left
2	Cooling Fan - Right

Callout	Component Name
1	Coolant Level Switch
2	Battery
3	Electronic Brake Control Module (EBCM)
4	C101
5	G103
6	Fuse Block - Underhood
7	Powertrain Control Module (PCM)
8	Powertrain Control Module (PCM), C3
9	Powertrain Control Module (PCM), C2
10	Powertrain Control Module (PCM), C1

Scheme 5: Coolant Level Switch

Connector Part Information OEM: 12052641 Service: 12102747 Description: 2-Way F Metri-Pack 150 Series Sealed (BK)
Terminal Part Information Terminal/Tray: 12048074/2 Core/Insulation Crimp: E/1 Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Coolant Level Switch Connector Part Information

Pin	Wire Color	Circuit No.	Function
A	BK	350	Ground
B	L-GN	1478	Coolant Level Switch Signal

Coolant Level Switch Connector Terminal Identification

Scheme 6: Cooling Fan - Left

Connector Part Information OEM: 12033769 Service: 12101917 Description: 2-Way F Metri-Pack 630 Series Sealed Pull-to-Seat (BK)
Terminal Part Information Terminal/Tray: 12033997/8 Core/Insulation Crimp: D/B Release Tool/Test Probe: 12094430/J-35616-42 (RD)

Cooling Fan Connector Part Information (Left)

Pin	Wire Color	Circuit No.	Function
A	WH	504	Cooling Fan Motor Low Reference
B	L-BU	409	Cooling Fan Motor Supply Voltage 1

Cooling Fan Connector Terminal Identification (Left)