1、WORLDWIDEENGINEERINGSTANDARDSMaterial Specification GMW16954Low Viscosity Automatic Transmission Fluid (LV-ATF) Copyright 2013 General Motors Company All Rights ReservedAugust 2013 Page 1 of 671 Scope1.1 Material Description. This standard covers Automatic Transmission Fluid (ATF) primarily for use
2、inGeneral Motors automatic transmissions. This specification describes, in terms of laboratory and simulatedservice test results, the requirements for a minimum-performance fluid. The primary requirement is satisfactoryperformance in normally functioning transmissions under normal and severe conditi
3、ons.1.2 Symbols. Not applicable.1.3 Typical Applications. This lubricant shall be used in GM Automatic Transmissions and other specifiedapplications.1.4 Remarks.1.4.1 This standard may involve hazardous materials, operations, and equipment. It does not purport toaddress all of the safety problems as
4、sociated with its use. It is the responsibility of the user of this specificationto establish appropriate safety and health practices and to determine the applicability of regulatory limitationsprior to use.1.4.2 This standard uses the International System of Units (SI) as standard per IEEE/ASTM SI
5、10, except forcertain components, which are commercially available only in American conventional units.1.4.3 This standard uses the Rounding-Off Method according to ASTM E29 for significant figures to determineconformance to specification requirements.1.4.4 Unless otherwise noted, part numbers of th
6、is standard refer to those of General Motors Powertrain.2 ReferencesNote: Only the latest approved standards are applicable unless otherwise specified.2.1 External Standards/Specifications.IEEE/ASTM SI 10 ASTM E29 ASTM D4629 ASTM D6922ASTM D92 ASTM E168 ASTM D4683 ASTM D7043ASTM D97 ASTM D1418 ASTM
7、D4927 CEC L-084-02ASTM D130 ASTM D1500 ASTM D4951 CEC L-45-99ASTM D412 ASTM D1748 ASTM D5185 CEC L-48ASTM D445 ASTM D2240 ASTM D5800 ISO 37ASTM D664 ASTM D2270 ASTM D6082 SAE J2643ASTM D665 ASTM D2983 ASTM D6304ASTM D892 ASTM D4052 ASTM D6443ASTM D893 ASTM D4289 ASTM D65942.2 GM Standards/Specificat
8、ions.GMW30592.3 Additional References.TMC003 Material Safety Data Sheet guidance documents (available at ).2.3.1 Society of Automotive Engineers (SAE) Papers.x Caracciolo, F. Development of a Sprag Wear Test Procedure for Evaluating the Antiwear Performance ofATFs, SAE Paper 902149.Copyright General
9、 Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16954 Copyright 2013 General Motors Company All Rights ReservedAugust 2013 Page 2 of 67x Jones, C. and Lin
10、den, J. L. Development of a Vehicle Test for Determining ATF Performance in anElectronically Controlled Capacity Clutch. SAE Paper 982667.x Morgan, C., Cummings, J.M., Fewkes, R., Jackson, J.M. A New Method of Measuring Aeration andDeaeration of Fluids, SAE Paper 2004-01-2914. (See Appendix K.)x Mor
11、gan, C., Fewkes, R., McCombs, T., Tersigni, S.H., Jackson, J.M. Low-Speed Carbon Fiber TorqueCapacity and Frictional Properties Test for ATFs, SAE Paper 2004-01-3026.2.3.2 Test Method Sources.x ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA, 19428-2959, USA.(availabl
12、e at: www.enterprise.astm.org.)x EHDPROC_11 is available from Southwest Research Institute, 6220 Culebra Road, San Antonio, TX, USA.x LR4 procedure is available from Southwest Research Institute, 6220 Culebra Road, San Antonio, TX, USA.x MERCON SP procedure 3.14 Specification. Ford Motor Company, AT
13、F Committee, 36200 Plymouth Road,Livonia, MI, 48150, USA.x Test Methods CEC L-45-99 Co-ordinating European Council, Madou Plaza, 25th Floor, Place Madou 1, B-1030 Brussels, Belgium. (available at: www.cectests.org.)2.3.3 Forms.x A spreadsheet is available from the GM ATF Committee that contains all
14、report formats. (See Appendix K.)x All GM testing forms including Form A are available from the Team Leader for Service Parts Engineeringand Licensing or the GM ATF and Gear Oil Committee Chairman, via GM Supply Power.Folders/ENGINEERING/Powertrain Product Engineering/Transmission.( 4 hPassWater con
15、tent ASTM D6304 (0 to 5) % weight maximumM. Rust Protection Test ASTM D1748a) Sandblasted surfaceb) +40 Cc) 50 hd) New coupon for eachtestNo rust or corrosion on any test surfaceN. Wear Test ASTM D7043 Modified:a) (+80 3) Cb) 6.9 MPac) 11.356 l (3 gal)d) Conestoga pumpparts10 mg maximum weight lossF
16、ZG-Scuffing CEC L-084-02 A 10/16.6R/90 C, Load Stage 4O. Cold CrankSimulationCCS -30CCS -35ASTM D52932000 cP maximum at -30 C (1 cP = 1 mPas)3000 cP maximum at -35 C (1 cP = 1 mPas)P. High Temperature,High ShearASTM D4683: +150 C 2.00 cP minimum (1 cP = 1 mPas)Q. NOACK Evaporation ASTM D5800 Evapora
17、tion: 10 % maximum, 1 h at +200 CR. Elastohydrodynamic(EHD) FilmThicknessEHDPROC_11 atImperial College;+60 C, +80 C, +100 C,+120 CReport, Committee DecisionS. Tapered RollerBearing Shear-KRLCEC L-45-993 480 000 revolutions(| 40 h) at +100 CKV100, 4.0 minimum at EOT,decrease 10 % maximum at EOTEOT KV
18、 100 4.0(BOV + EOTV)/2 3.5 mm2/s (cSt) at +100 CCopyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16954 Copyright 2013 General Motors Compa
19、ny All Rights ReservedAugust 2013 Page 5 of 67Test Method RequirementT. Foam Test Appendix AASTM D892 ModifiedNew fluid:a) Sequence I, ASTM D892; 50/0 maximumb) Sequence II, ASTM D892; 50/0 maximumc) Sequence III, ASTM D892; 50/0 maximumd) Sequence IV, ASTM D6082; 50/0 maximumAfter cycling test filt
20、ered fluid:a) Sequence I, ASTM D892; 50/0 maximumb) Sequence II, ASTM D892; 50/0 maximumc) Sequence III, ASTM D892; 50/0 maximumd) d) Sequence IV, ASTM D6082; 150/0 maximumAfter thermal aging at +130 C for 100 ha) Sequence I, ASTM D892; 50/0 maximumb) Sequence II, ASTM D892; 50/0 maximumc) Sequence
21、III, ASTM D892; 50/0 maximumd) Sequence IV, ASTM D6082; 50/0 maximumAfter Thermal Aging at +150 C for 100 hReport results for all four (4) sequencesAfter KRLa) Sequence I, ASTM D892; 50/0 maximumb) Sequence II, ASTM D892; 50/0 maximumc) Sequence III, ASTM D892; 50/0 maximumd) Sequence IV, ASTM D6082
22、; 50/0 maximumU. Elastomer Test GM Aerated Seal Test(see Appendix B)Better or equal to ReferenceV. Plate Friction Test Appendix C 1) Satisfactory operation for 200 h2) No unusual wear or flaking on test parts3) Between 10 h and 200 h of operation:a) Midpoint dynamic torque between80 Nm and 105 Nmb)
23、Maximum Torque 90 Nmc) Delta Torque 3.5 mm2/s (cSt)6) Used fluid viscosity at -20 C 90 Nm.C1.5.2 Steel clutch plate and composition plate condition shall be equal to or better than that obtained with theReference Fluid.C1.5.3 Submit the following parts: Direct clutch fiber plates, Direct clutch stee
24、l plates.Table C1: Test-Cycle SequenceEvent Durationin s Cumulative Timein s Operation1 10 0 to 10 Motor On,Clutch Plates Disengaged2 5 10 to 15 Motor Off,Clutch Plates Engaged3 5 15 to 20 Motor Off,Clutch Plates DisengagedCopyright General Motors Company Provided by IHS under license with General M
25、otors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16954 Copyright 2013 General Motors Company All Rights ReservedAugust 2013 Page 21 of 67Table C2: Sample Record of Test ResultsNote: A spreadsheet is available from t
26、he GM ATF Committee that contains all report formats.Program Code: Start Date: Fiber Plates:Status: EOT Date: Steel Plates:Test Cycles: Run Number: Delta Travel mm:Test Performance: EOT Parts Condition:Test Timeh CyclesEndTorqueNmShiftEnergykJ0.85 1.05 80 105 Report 90 30 15.4 - 16.00.1 101 1802 360
27、3 540 Three Three Three Three4 720 Point Point Point Point5 900 Average Average Average Average10 1,80015 2,70020 3,60025 4,50030 5,40035 6,30040 7,20045 8,10050 9,00055 9,90060 10,80065 11,70070 12,60075 13,50080 14,40085 15,30090 16,20095 17,100100 18,000105 18,900110 19,800115 20,700120 21,600125
28、 22,500130 23,400135 24,300140 25,200145 26,100150 27,000155 27,900160 28,800165 29,700170 30,600175 31,500180 32,400185 33,300190 34,200195 35,100200 36,000DEXRON-VI Plate Friction - 200 HOURSStop TimesMidpoint TorqueNmMaximum TorqueNmMax - Mid TorqueNmCopyright General Motors Company Provided by I
29、HS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16954 Copyright 2013 General Motors Company All Rights ReservedAugust 2013 Page 22 of 67Figure C1: Stainless Steel Orifice (all dimensi
30、ons in mm (millimeter)Figure C2: Sample Analysis of Test ResultsTimeTorqueStop TimeMidpointDelta TorqueMaximumEnd Torque(NEC Method)Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS
31、-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16954 Copyright 2013 General Motors Company All Rights ReservedAugust 2013 Page 23 of 67Appendix DD1 Oxidation-DKACopyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted
32、 without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16954 Copyright 2013 General Motors Company All Rights ReservedAugust 2013 Page 24 of 67Appendix EE1 Cycling TestE1.1 Objective.E1.1.1 To determine the performance of automatic transmission fluid with respect to oxidation resistance
33、,friction characteristic stability, lubrication properties, and viscosity stability using a dynamometer cycling test.E1.2 Test EquipmentE1.2.1 Transmission, Engine, and Test Stand.E1.2.1.1 A GM Powertrain 4L70E automatic transmission supplied by GM Racing (Flint, MI). F2.1.2 MY2005,LS2 6.0 L V8 engi
34、ne with complete exhaust system.E1.2.1.2 Model Year (MY) 2005, LS2 6.0 L V8 engine with complete exhaust system.E1.2.1.3 Dynamometer and inertia system to produce the cycling conditions listed in Table E1.E1.2.1.4 E40 instrumented Electronic Control Module (ECM) with special calibration, and T42 pro
35、ductionTransmission Control Module (TCM) with special calibration. Both are available from GM Raceshop.E1.2.1.5 Driveline Torquemeter. Himmelstein and Company MCRT Non-Contact Torquemeter ModelMRCT 6-02T (15-3), Maximum 7500 min-1 (7500 rpm), Torque Range 15 000 min-1. Daytronic Model 3178 tohandle
36、the signal.E1.2.1.6 Custom built wiring harness.E1.2.1.7 GM Powertrain (GMPT) Throttle Simulator Box.E1.2.1.8 DiMag engine speed sensor.E1.2.1.9 Digital data acquisition system for recording engine speed, dynamometer speed, driveline torque, andmainline, second, and third oil pressures at 100 Hz min
37、imum per variable.E1.2.1.10 Water-Cooled Heat Exchanger. ITT Standard Company, Part Number 5-160-03-014-002, orequivalent. Cooling water should be flowed in a countercurrent direction when compared to the transmissionfluid flow.E1.2.1.11 Separate cooling system for engine oil and transmission fluid.
38、E1.2.1.12 Pressure/Vacuum Pump. Thomas Industries, Model Number 130 or equivalent. Compressed airmay be used instead, if regulated to the specified pressure.E1.2.2 Test Stand Preparation.E1.2.2.1 Install heat exchanger as shown in Figure E1.E1.2.2.2 Install pressure transducers as shown in Figures E
39、2 and F3.E1.2.2.3 Set up pump for checking transmission air leakage as shown in Figure E4.E1.3 Transmission Modification and New Parts Replacement.E1.3.1 Remove parking pawl activating arm.E1.3.2 Drill and tap for second and third oil pressures, as shown in Figures F5 and F6.E1.3.3 Modify transmissi
40、on pan for thermocouple and sight level gauge as shown in Figure E7.E1.3.4 Parts to be installed in transmission before test.E1.3.4.1 New fiber 3rd and 4th clutch plates reverse input clutch plates, overrun clutch plates, forward clutchplates, and low and reverse clutch plates, obtainable from GM Ra
41、cing (Flint, MI) as Part Number CAH0404.The 2-4 band in this kit should be replaced by a GMPT band obtainable from Southwest Research Institute(San Antonio, Texas).E1.3.4.2 New seals and gaskets from 4L60-E Gasket Kit GM CCA Part Number 24221347.E1.3.4.3 New 1-2 accumulator valve spring GM CCA Part
42、Number 8654654. Part available from SouthwestResearch Institute (San Antonio, Texas).E1.3.4.4 Replace the 4-pinion output planet carrier with the 5-pinion planet carrier from a 4L65-E transmission- GM CCA Part Number 24218069.Copyright General Motors Company Provided by IHS under license with Genera
43、l Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16954 Copyright 2013 General Motors Company All Rights ReservedAugust 2013 Page 25 of 67E1.3.5 Transmission Cleaning.E1.3.5.1 Disassemble new 4L60-E transmission (
44、except pump and valve body). Clean metal parts withStoddard solvent and air blow dry the parts.E1.3.5.2 Drill a 3.25 mm diameter hole (Number 30 drill) in the torque converter. Add 500 ml minimum ofsolvent neutral base oil to the torque converter. Drain the converter for 30 minutes minimum. Coat a 3
45、.18 mmclosed-end pop rivet or 3.175 mm (1/8 in), pipe plug with a sealing compound (Gasket Sealing Compound, GMCCA Part Number 1050026, or equivalent). Plug hole in the converter with the rivet or plug.E1.3.6 Transmission Rebuilding.E1.3.6.1 Use petrolatum and/or an additive-free, solvent neutral ba
46、se oil to aid assembly. No other lubricantsare allowed.E1.3.6.2 Rebuild 4L60 using specified parts (see paragraph E1.3.5) according to Chevrolet Service ManualST368-92.E1.4 Test Procedure.E1.4.1 Clean test equipment in contact with test fluid thoroughly with Stoddard solvent before test.E1.4.2 Clean
47、 heat exchanger (oil and water side). After cleaning, flush oil side of heat exchanger withStoddard solvent and air blow dry.E1.4.3 Transmission Installation.E1.4.3.1 Measure flex-plate warpage by first mounting a dial indicator to the test stand. Place the pointer of thedial indicator on one of the
48、 flex-plate bolt pads. This pad is the reference pad. Set the dial indicator to readzero. The flex-plate is turned so that the dial indicator meets one of the other pads in approximately the samearea of the pad as that of the reference pad. Measure the third pad similarly. The maximum allowable deviationfrom the reference pad is 0.25 mm.E1.4.3.2 Mark the torque converter bolt pads 1, 2, and 3. Mark the flex-plate pads 1, 2, and 3. Bolt the torqueconverter to the flex-plate so that the numbers on the torque converter and the flex-pla
