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Home/Chevrolet/Malibu/Chevrolet Malibu VII (2008-2012)/Repair manual/Automatic Trans/Automatic Transaxle - 4t45-e - Specifications
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Automatic Transaxle - 4t45-e - Specifications Chevrolet Malibu VII

Automatic Trans

Transmission Fluid Temperature Sensor Specifications

TemperatureTemperatureMinimum ResistanceNominal ResistanceMaximum ResistanceSignal
°F°COhmsOhmsOhmsVolts
4040906361007071107785.00
22304741652684579524.78
4202580928677315454.34
14101455816176177943.89
32084819423103653.45
50105104567162383.01
68203164351538672.56
86302013223724611.80
104401313145916051.10
1225087697310703.25
140606006677342.88
158704204675142.56
176802993323652.24
194902172412651.70
2121001591771951.42
2301101191321451.15
24812089.999.9109.90.87
26613069.176.884.50.60
28414053.859.865.80.32
30215042.547.251.90.00

Fastener Tightening Specifications

Description of UsageRef No.*QtySizeSpecification
MetricEnglish
Auxiliary Fluid Pump Check Valve227125.5 N.m18.8 lb ft
Auxiliary Trans Fluid Pump Bolts13145.8 N.m51 lb in
Auxiliary Pump Pipe Bolts132325 N.m18 lb ft
Auxiliary Fluid Pump Outlet Pipe229122.5 N.m16.6 lb ft
Bottom Pan to Case8112M6x1.0x19.012 N.m106 lb in
Channel Plate to Case82M6x1.0x63.014 N.m124 lb in
Channel Plate to Case256M6x1.0x28.012 N.m106 lb in
Channel Plate to Driven Sprocket Support252M6x1.0x28.014 N.m124 lb in
Detent Spring Assembly to Channel Plate8051M6x1.0x19.012 N.m106 lb in
Drive Sprocket Support Assembly to Case536M6x1.0x17.012 N.m106 lb in
Flywheel Cover Bolt10 N.m89 lb in
Input Speed Sensor to Case151M6x1.0x15.012 N.m106 lb in
Intermediate 4th Servo Cover to Case253M6x1.0x28.012 N.m106 lb in
Line Pressure Plug to Case4811/8-27NPTF12 N.m106 lb in
Lo/Reverse Servo Cover to Case253M6x1.0x28.012 N.m106 lb in
Oil Level Control Plug to Case6511/8-27NPTF12 N.m106 lb in
Oil Tube Assembly To Case812M6x1.0x19.012 N.m106 lb in
Oil Tube Assembly to Forward Clutch811M6x1.0x19.012 N.m106 lb in
Oil Tube Assembly to Lo/Reverse Servo Cover811M6x1.0x19.012 N.m106 lb in
Output Shaft Speed Sensor to Case611M6x1.0x16.012 N.m106 lb in
Pipe to Case Bolts1323M8x1.25x25.025 N.m18 lb ft
Pump to Case91M6x1.0x103.012 N.m106 lb in
Pump to Channel Plate81M6x1.0x63.012 N.m106 lb in
Pump to Channel Plate126M6x1.0x90.012 N.m106 lb in
Pump to Side Cover Bolt1314M8x1.25x30.025 N.m18 lb ft
Retainer Clip Bolts1332M4x0.74.5 N.m40 lb in
Shift Control Knob Retaining Screw4 N.m35 lb in
Side Cover to Case310M8x1.25x28.028 N.m22 lb ft
Side Cover to Case (Stud)41M8x1.25x28.028 N.m22 lb ft
Spacer to Driven Sprocket Support202M6x1.0x70.014 N.m124 lb in
TCM Bracket Bolt10 N.m89 lb in
TFP Switch Assembly to Case122M6x1.0x90.014 N.m124 lb in
TFP Switch to Channel Plate163M6x1.0x51.014 N.m124 lb in
TFP Switch to Channel Plate81M6x1.0x63.014 N.m124 lb in
Torque Converter to Flywheel Bolt62 N.m46 lb ft
Transaxle Brace Bolts53 N.m39 lb ft
Transaxle Left Side Mount Upper Nuts and Bolts50 N.m37 lb ft
Transaxle Mount Bolts90 N.m66 lb ft
Transaxle Mount Bracket to Frame Nut50 N.m37 lb ft
Transaxle Mount Through Bolt90 N.m66 lb ft
Transaxle Range Switch Bolt20 N.m15 lb ft
Transaxle Range Switch Lever Nut35 N.m26 lb ft
Transaxle Shift Control Nut25 N.m18 lb ft
Transaxle to Engine Bolt
2.4 L75 N.m55 lb ft
3.5 L90 N.m66 lb ft
Transaxle to Engine Oil Pan Bolt72 N.m53 lb ft
Transmission Fluid Cooler Hose Pipe-to-Radiator Fittings38 N.m28 lb ft
Transmission Fluid Cooler Hose Pipe-to-Transaxle Nut9 N.m80 lb in
Valve Body to Case92M6x1.0x103.014 N.m124 lb in
Valve Body to Case125M6x1.0x90.014 N.m124 lb in
Valve Body to Channel Plate165M6x1.0x51.014 N.m124 lb in
Wiring Harness Clip to Case151M6x1.0x15.012 N.m106 lb in
* Reference Number refers to the callout number on the disassembled view.

Transmission General Specifications

NameHydra-Matic® 4T45-E
RPO CodesMN5 - 4T45-E
Production LocationWindsor, Ontario, Canada
Vehicle Platform Engine/Transmission UsageZ
Transmission DriveTransverse Mounted Front Wheel Drive
Maximum Engine Torque290 N.m (215 lb ft)
Maximum Shift Speed1-2 6,500 RPM 2-3 6,500 RPM 3-4 6,500 RPM
1st Gear Ratio2.960:1
2nd Gear Ratio1.626:1
3rd Gear Ratio1.000:1
4th Gear Ratio0.681:1
Reverse2.143:1
Torque Converter Size - Diameter of Torque Converter Turbine245 mm
Pressure TapsLine Pressure
Transmission Fluid TypeDEXRON® VI
Transmission Fluid Capacity - ApproximateBottom Pan Removal: 6.6 L (7.0 qts) Complete Overhaul: 9.0 L (9.5 qts) Dry: 12.2 L (12.9 qts)
Transmission Type: 4Four Forward Gears
Transmission Type: TTransverse Mount
Transmission Type: 45Product Series
Transmission Type: EElectronic Controls
Position QuadrantP, R, N, Overdrive (Circle D), 3, 2, 1
Case MaterialDie Cast Aluminum
Transmission Weight Dry75.1 kg (165.6 lb)
Transmission Weight Wet85.5 kg (188.5 lb)
Maximum Trailer Towing Capacity487 kg (1,000 lb)
Maximum Gross Vehicle Weight (GVW)1,826 kg (4,100 lb)
Ratios
ChainFinal DriveEffective - Overall
32/383.053.63
35/353.293.29
35/353.053.42

Adhesives, Fluids, Lubricants, and Sealers

ApplicationType of MaterialGM Part Number
United StatesCanada
Line Pressure PlugThreadlock1234538210953489

Fluid Capacity Specifications

ApplicationSpecification
MetricEnglish
Bottom Pan Removal6.6 liters7.0 quarts
Complete Overhaul9.0 liters9.5 quarts
Dry12.2 liters12.9 quarts
Measurements are approximate.

Fluid Capacity Specifications (4T45-E)

Clutch & Band Application

RangePark / NeutralReverseD321
GearNR1st2nd3rd4th1st2nd3rd1st2nd3rd**1st2nd***
1-2 Shift SolenoidONONONOFFOFFONONOFFOFFONOFFOFFONOFF
2-3 Shift SolenoidOFFOFFOFFOFFONONOFFOFFONOFFOFFONOFFOFF
2nd ClutchAA*A*AA*AA*A
2nd Roller ClutchHOHOHOH
Int. / 4th BandAAA
Reverse ClutchA
Coast ClutchAAAAAAAA
Input SpragHHHOHHHHHHHH
Direct ClutchAAAA
Forward ClutchAAAA*AAAAAAAA
Lo / Rev BandAAA
Lo Roller ClutchHOOOHOOHOOHO
A = Applied H = Holding O = Overrunning ON = The solenoid is energized OFF = The solenoid is de-energized * = Applied with no load ** = Manual SECOND-THIRD gear is only available above approximately 100 km/h (62 mph) *** = Manual FIRST-SECOND gear is only available above approximately 60 km/h (37 mph) Manual FIRST-THIRD gear is also possible at high vehicle speed as a safety feature

Shift Solenoid Valve State and Gear Ratio

Gear1-2 SS Valve2-3 SS ValveGear Ratio
1ONOFF2.96:1
2OFFOFF1.62:1
3OFFON1.00:1
4ONON0.68:1
P, R, NONOFF2.14:1

Shift Solenoid Valve State and Gear Ratio (4T45-E)

Shift Speed

1-2 Shift @ +/- 3 mph2-3 Shift @ +/- 4 mph3-4 Shift @ +/- 5 mphDownshifts @ +/- 4 mphTCC Apply 3rd Gear
% of TPS12.5255012.5255012.525504-3 Coast3-2 Coast2-1 Coast10%
ModelEngine RPO
EPJLZ41215282025474044863414927
EWJLE51013251722423840773313825
DAJLAT914291425524148753611627

Transmission Fluid Pressure Manual Valve Position Switch Logic

Range SignalABC
Park/NeutralHIHIHI
ReverseHIHILOW
DriveHILOWHI
InvalidHILOWLOW
LOW = 0 volts HI = Ignition voltage Base Operating Conditions: Engine Idling

TFP Manual Valve Position Switch Logic

Transmission Range Switch Logic

Gear Selector PositionSignal ASignal BSignal CSignal P
Park (P)LOWHIHILOW
Reverse (R)LOWLOWHIHI
Neutral (N)HILOWHILOW
Drive (D)HILOWLOWHI
Intermediate (I)LOWLOWLOWLOW
Low (L)LOWHILOWHI
HI = Ignition voltage LOW = 0 volts

Line Pressure

Pressure Control Solenoid Current - AmpApproximate Line Pressure
MetricEnglish
0.00990.70-1177.71 kPa143.69-170.71 psi
0.10978.16-1171.21 kPa141.87-169.87 psi
0.20951.96-1146.80 kPa137.07-166.33 psi
0.30898.94-1115.98 kPa130.38-161.86 psi
0.40828.34-1064.07 kPa120.14-154.33 psi
0.50742.77-998.77 kPa107.73-144.86 psi
0.60623.70-918.38 kPa90.46-133.20 psi
0.70486.15-810.96 kPa70.51-117.62 psi
0.80342.95-686.03 kPa49.74-99.50 psi
0.90282.82-555.51 kPa41.02-80.57 psi
0.95282.82-488.49 kPa41.02-70.85 psi
1.00282.82-424.30 kPa41.02-61.54 psi
1.05282.82-367.70 kPa41.02-53.33 psi
1.10282.82-339.64 kPa41.02-49.26 psi

Component Resistance

ComponentPass Through PinsResistance 20°C (68°F)Resistance 100°C (212°F)Resistance to Ground (Case)
1-2 Shift Solenoid ValveA, E19-24 ohms24-31 ohmsGreater than 250 K ohms
2-3 Shift Solenoid ValveB, E19-24 ohms24-31 ohmsGreater than 250 K ohms
Torque Converter Clutch Pulse Width Modulation Solenoid ValveT, E10-11 ohms13-15 ohmsGreater than 250 K ohms
Pressure Control Solenoid ValveC, D3-5 ohms4-7 ohmsGreater than 250 K ohms
*Transmission Fluid Temperature (TFT) SensorL, M3106-3923 ohms164-190 ohmsGreater than 20 M ohms
Automatic Transmission Input (Shaft) Speed SensorS, V625-725 ohms750-835 ohmsGreater than 10 M ohms
Automatic Transmission Output (Shaft) Speed SensorA, B1500-1750 ohms1750-1900 ohmsGreater than 10 M ohms
Automatic Transmission Floor Shift ControlC, F8200-8300 ohmsNAGreater than 10 M ohms
Automatic Transmission Floor Shift Control with upshift switch depressedC, F4370-4470 ohmsNAGreater than 10 M ohms
Automatic Transmission Floor Shift Control with downshift switch depressedC, F1450-1550 ohmsNAGreater than 10 M ohms
* Important: The resistance of this device is necessarily dependent on the temperature. Therefore the resistance will vary far more than any other device.

End Play Specifications

Recorded MeasurementWasher SelectionWasher Dimension
100.40-100.70 mm (3.952-3.964 in)Brown1.50-1.60 mm (0.059-0.062 in)
100.71-100.99 mm (3.965-3.975 in)Grey1.80-1.90 mm (0.070-0.075 in)
101.00-101.29 mm (3.976-3.987 in)Natural2.09-2.19 mm (0.082-0.086 in)
101.30-101.59 mm (3.988-3.999 in)Black2.39-2.49 mm (0.094-0.098 in)
101.60-101.88 mm (4.00-4.011 in)Orange2.68-2.78 mm (0.105-0.109 in)
101.89-102.18 mm (4.012-4.022 in)Violet2.98-3.08 mm (0.117-0.121 in)
102.19-102.48 mm (4.023-4.034 in)Yellow3.28-3.38 mm (0.129-0.133 in)
102.49-102.77 mm (4.035-4.046 in)Red3.57-3.67 mm (0.140-0.144 in)
102.78-103.07 mm (4.047-4.058 in)Green3.87-3.97 mm (0.152-0.156 in)

End Play Specifications (Selective Washer Table)

Clutch Plate Selection Specifications

Broadcast CodesQuantity
SteelFiber
CKJ66
BBJ66
BAJ66
EVJ66
EBJ75
EPJ66
EHJ75
FWJ75
ELJ66
EWJ66
THJ66

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