G 2500 3/4 Ton Van L6-250 4.1L VIN D 2-bbl (1982): Transmission and Drivetrain
Also for this vehicle: G 2500 3/4 Ton Van V6-262 4.3L (1986), G 2500 3/4 Ton Van V6-262 4.3L VIN Z (1992), G 2500 3/4 Ton Van V6-262 4.3L VIN Z TBI (1995), G 2500 3/4 Ton Van V8-305 5.0L (1990), G 2500 3/4 Ton Van V8-305 5.0L VIN F 4-bbl (1983), G 2500 3/4 Ton Van V8-305 5.0L VIN H 4-bbl (1982), G 2500 3/4 Ton Van V8-305 5.0L VIN M SFI (1996), G 2500 3/4 Ton Van V8-350 5.7L (1985), G 2500 3/4 Ton Van V8-350 5.7L VIN K TBI (1995), G 2500 3/4 Ton Van V8-350 5.7L VIN L 4-bbl (1983), G 2500 3/4 Ton Van V8-379 6.2L DSL (1986), G 2500 3/4 Ton Van V8-379 6.2L DSL VIN J FI (1991), G 2500 3/4 Ton Van V8-393 6.5L DSL VIN Y (1995), G 2500 3/4 Ton Van V8-6.5L DSL Turbo VIN F (1996).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Automatic Transmission/Transaxle353 pages
Accumulator, A/T › Component Information › Technical Service Bulletins26 pages
All Technical Service Bulletins:16 pages
- 87-71-74 › Nov › 98 › A/T - 1-2 Accumulator Piston/Outer Spring Replacement2
- 917A139 › Aug › 91 › A/T - 4L60 Slipping or No 3rd/4th Gear23
- 88T2007A › Feb › 89 › A/T - No Engine Braking In Drive 2 (D2) Selection2
- ATRASIL8713 › Apr › 87 › A/T - 700R4 Auxiliary Accumulator Valve234
- 86148 › Sep › 86 › A/T - Accumulator Pistons & Seals Enhance Shift Points2
- 86B116 › Aug › 86 › A/T - Consistent Shift Points and Smoothness2
- 83I109 › Aug › 83 › A/T - Accumulator Spring Usage Chart
All Other Service Bulletins for Accumulator:5 pages
All Other Service Bulletins for Accumulator:0 pages
- 668304A › Sep › 96 › Odometer/Speedometer - ACDelco Service Center Locations
- 83I23 › Dec › 82 › TCC - Engages at Incorrect Speed
Band, A/T › Component Information › Technical Service Bulletins20 pages
Customer Interest for Band:10 pages
All Technical Service Bulletins for Band:10 pages
Band Apply Servo, A/T › Component Information › Technical Service Bulletins6 pages
- Customer Interest: › 83T42 › May › 83 › A/T - No Fourth Gear and/or Burned 2-4 Band Assembly
All Technical Service Bulletins for Band Apply Servo:3 pages
- All Other Service Bulletins for Band Apply Servo: › 88T44 › Sep › 87 › A/T - New Servo Apply Pin2
- Case, A/T › Component Information › Technical Service Bulletins › A/T - Updated Side Cover Or Bottom Pan Removal23
Clutch, A/T › Component Information › Technical Service Bulletins66 pages
Customer Interest:18 pages
- 08-07-30-027 › Jun › 08 › A/T - No Movement in Drive or 3rd Gear23
- 917A139 › Aug › 91 › A/T - 4L60 Slipping or No 3rd/4th Gear23
- 86T140 › Mar › 87 › A/T - Slipping/Loss of Drive Range23
- 86B100 › Jul › 86 › Slipping Condition - Loss of Drive Range
- 84177 › Jul › 84 › A/T - Burned Clutches/Cracked Turbine Shaft23
- 84136 › Jun › 84 › A/T - THM 400 No Gears or Slipping In All Ranges
- 83T43 › May › 83 › A/T - Diagnosis for Burned 2-4 Band or 3-4 Clutch234
All Technical Service Bulletins for Clutch:33 pages
- 08-07-30-027 › Jun › 08 › A/T - No Movement in Drive or 3rd Gear23
- 08-07-30-017 › Apr › 08 › A/T - 4L60, Revised Sprag/Forward Clutch Hub2
- 917A139 › Aug › 91 › A/T - 4L60 Slipping or No 3rd/4th Gear23
- ATRASIL8813 › Mar › 88 › A/T - 700R4 New 3-4 Clutch Apply Package23
- ATRASIL8810 › Feb › 88 › A/T - 700R4 New Lo & Reverse Clutch Assembly23
- 88T63 › Dec › 87 › A/T - Piston Seals Cut/Leaking23
- 86T140 › Mar › 87 › A/T - Slipping/Loss of Drive Range23
- 86B100 › Jul › 86 › Slipping Condition - Loss of Drive Range
- 84177 › Jul › 84 › A/T - Burned Clutches/Cracked Turbine Shaft23
- 84136 › Jun › 84 › A/T - THM 400 No Gears or Slipping In All Ranges
- 83120 › Jan › 84 › A/T - Clutch Bulletin Index
- 83T79 › Sep › 83 › A/T Forward Sprag Clutch - Revised23
- 83T43 › May › 83 › A/T - Diagnosis for Burned 2-4 Band or 3-4 Clutch234
All Other Service Bulletins for Clutch:15 pages
- 08-07-30-017 › Apr › 08 › A/T - 4L60, Revised Sprag/Forward Clutch Hub2
- ATRASIL8813 › Mar › 88 › A/T - 700R4 New 3-4 Clutch Apply Package23
- ATRASIL8810 › Feb › 88 › A/T - 700R4 New Lo & Reverse Clutch Assembly23
- 88T63 › Dec › 87 › A/T - Piston Seals Cut/Leaking23
- 83120 › Jan › 84 › A/T - Clutch Bulletin Index
- 83T79 › Sep › 83 › A/T Forward Sprag Clutch - Revised23
- Differential, Automatic Transaxle › Pinion Bearing, A/T › Component Information › Technical Service Bulletins › A/T - THM 700-R4 Checking Pinion Washer For Wear
Fluid - A/T › Component Information26 pages
Technical Service Bulletins24 pages
All Technical Service Bulletins for Fluid - A/T:12 pages
- 04-07-30-037E › Apr › 11 › A/T - DEXRON(R)-VI Fluid Information2
- 08-07-30-035B › Nov › 10 › A/T - Water Or Coolant Contamination Information2
- 570201 › Mar › 95 › A/T - DEXRON III Fluid Introduction2
- 927A19 › Oct › 91 › A/T - New ATF Dexron IIe Information
- 917A139 › Aug › 91 › A/T - 4L60 Slipping or No 3rd/4th Gear23
- 917A87 › Apr › 91 › A/T - Binding or Inoperative In Reverse2
All Other Service Bulletins for Fluid - A/T:7 pages
- Specifications › Capacity Specifications2
- Fluid Filter - A/T › Component Information › Technical Service Bulletins › A/T - Updated Filter and Seal2
Fluid Pan, A/T › Component Information › Technical Service Bulletins10 pages
- Customer Interest: › 8469 › Feb › 84 › A/T - Oil Pan Leaks2
All Technical Service Bulletins for Fluid Pan:5 pages
All Other Service Bulletins for Fluid Pan:3 pages
Fluid Pressure Sensor/Switch, A/T › Component Information › Technical Service Bulletins4 pages
Fluid Pump, A/T › Component Information › Technical Service Bulletins48 pages
Customer Interest:13 pages
- 907A128 › Sep › 91 › A/T - Fluid Out Vent Diagnostic Tips
- 917A139 › Aug › 91 › A/T - 4L60 Slipping or No 3rd/4th Gear23
- 88T1997A › Mar › 89 › A/T - Fluid Leak Near Front Pump (Bushing Walkout)2
- 8696 › Jun › 86 › A/T - New Pump to Case Bolt and O-Ring Improves Sealing
- 86B79 › May › 86 › Engine - Stops Running When Shifting to Reverse or Drive
- 84177 › Jul › 84 › A/T - Burned Clutches/Cracked Turbine Shaft23
- 84136 › Jun › 84 › A/T - THM 400 No Gears or Slipping In All Ranges
- 83T51 › Jun › 83 › A/T - No Drive and Reverse
All Technical Service Bulletins:29 pages
- 907A128 › Sep › 91 › A/T - Fluid Out Vent Diagnostic Tips
- 917A139 › Aug › 91 › A/T - 4L60 Slipping or No 3rd/4th Gear23
- 88T1997A › Mar › 89 › A/T - Fluid Leak Near Front Pump (Bushing Walkout)2
- 8856 › Sep › 87 › A/T - Updated Oil Pump Assemblies23
- ATRASIL8722 › Jul › 87 › A/T - 700R4 Pump Assembly Casting Number Information2
- ATRASIL8627 › Nov › 86 › A/T - 2004R/700R4 Oil Pump & Slide Service2
- 8696 › Jun › 86 › A/T - New Pump to Case Bolt and O-Ring Improves Sealing
- 86B89 › Jun › 86 › Pump to Case Bolt and O-Ring Assembly - Revised
- 86B79 › May › 86 › Engine - Stops Running When Shifting to Reverse or Drive
- ATRASIL8535 › Jan › 85 › A/T - 700R4 Updated Oil Pump234
- ATRASIL8532 › Jan › 85 › A/T - 700R4 Front Pump Air Check2
- 84177 › Jul › 84 › A/T - Burned Clutches/Cracked Turbine Shaft23
- 84136 › Jun › 84 › A/T - THM 400 No Gears or Slipping In All Ranges
- 84108 › Apr › 84 › A/T - Oil Pump Rotor and Slide Service Procedure2
- 83T51 › Jun › 83 › A/T - No Drive and Reverse
All Other Service Bulletins for Fluid Pump:6 pages
All Other Service Bulletins for Fluid Pump:0 pages
- 10-08-110-001 › Mar › 10 › Interior - Proper Use of Floor Mats
- 00-00-89-027E › Sep › 08 › Interior - Elimination Of Unwanted Odors
- 901021 › Dec › 89 › Carpet - Loose on Side Wall Trim Pads
Governor Pressure Switch <--> [Governor, A/T] › Component Information › Technical Service Bulletins8 pages
All Technical Service Bulletins:3 pages
- All Other Service Bulletins for Governor Pressure Switch: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
- All Other Service Bulletins for Governor Pressure Switch: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON
Input Shaft, A/T › Component Information › Technical Service Bulletins6 pages
- Customer Interest: › 917A125 › Jul › 91 › A/T - 4L60 Stuck In First Gear
All Technical Service Bulletins for Input Shaft:3 pages
- All Other Service Bulletins for Input Shaft: › 84117 › Apr › 84 › A/T - THM 700-R4 New Input Housing and Shaft Assembly2
- Output Shaft, A/T › Component Information › Technical Service Bulletins › A/T - 2-3 Upshift or 3-2 Downshift Clunk Noise2
- Output Shaft Bearing/Bushing, A/T › Component Information › Technical Service Bulletins › A/T - Rear Bushing On-Vehicle Service Procedure2345
Park Gear, A/T › Component Information › Technical Service Bulletins2 pages
Planetary Gears, A/T › Component Information › Technical Service Bulletins4 pages
- Customer Interest: › 917A125 › Jul › 91 › A/T - 4L60 Stuck In First Gear
All Technical Service Bulletins for Planetary Gears:2 pages
- All Other Service Bulletins for Planetary Gears: › 82I143 › Mar › 83 › A/T - Sun Gear Shell and Thrust Washer Identification
Seals and Gaskets, A/T › System Information › Technical Service Bulletins9 pages
- Customer Interest: › 8469 › Feb › 84 › A/T - Oil Pan Leaks2
All Technical Service Bulletins for Seals and Gaskets:5 pages
- All Other Service Bulletins for Seals and Gaskets: › 937A18 › Oct › 92 › A/T - Buzzing Noise at Idle2
Sensors and Switches - A/T › Fluid Pressure Sensor/Switch, A/T › Component Information › Technical Service Bulletins4 pages
- Shifter A/T › Component Information › Specifications
Shift Linkage, A/T › Selector Shaft, A/T › Component Information › Technical Service Bulletins2 pages
- Sun Gear › Component Information › Technical Service Bulletins › A/T - Sun Gear Shell and Thrust Washer Identification
Throttle Valve Cable/Linkage, A/T › Component Information › Technical Service Bulletins14 pages
All Technical Service Bulletins for Throttle Valve Cable/Linkage:7 pages
- 917A139 › Aug › 91 › A/T - 4L60 Slipping or No 3rd/4th Gear23
- 85100 › Jul › 85 › A/T - TV Cable Identification (700-R4 Light Duty)
- 83I126 › Sep › 83 › A/T - Problems T.V. Cable Adjustments Will Not Correct
- 83I80 › Jun › 83 › A/T - T.V. Exhaust Valve Never Put in Production
- 83I34 › Jan › 83 › A/T - Throttle Valve Cable Adjustment
All Other Service Bulletins for Throttle Valve Cable/Linkage:3 pages
- Thrust Washer/Bearing, A/T › Component Information › Technical Service Bulletins › A/T - Sun Gear Shell and Thrust Washer Identification
Torque Converter › Component Information › Technical Service Bulletins4 pages
Torque Converter Clutch, A/T › Component Information › Technical Service Bulletins8 pages
All Technical Service Bulletins for Torque Converter Clutch:4 pages
- All Other Service Bulletins for Torque Converter Clutch: › 927A33 › Dec › 91 › A/T - Intermittent Downshift, Slip or Busy/Cycling TCC2
Transmission Cooler, A/T › Component Information › Technical Service Bulletins18 pages
- Customer Interest: › 917A139 › Aug › 91 › A/T - 4L60 Slipping or No 3rd/4th Gear23
All Technical Service Bulletins for Transmission Cooler:9 pages
All Other Service Bulletins for Transmission Cooler:6 pages
Turbine Shaft, A/T › Component Information › Technical Service Bulletins6 pages
Valve Body, A/T › Component Information › Technical Service Bulletins46 pages
Customer Interest:7 pages
- 917A87 › Apr › 91 › A/T - Binding or Inoperative In Reverse2
- 86B717A › Apr › 86 › A/T - Shudder in Reverse2
- 84136 › Jun › 84 › A/T - THM 400 No Gears or Slipping In All Ranges
- 82T146 › Feb › 84 › A/T - Buzzing Noise and Possible Delayed Upshifts
- 83126 › Feb › 84 › A/T - Harsh Manual 2-1 Downshift/Delayed Downshifts
All Technical Service Bulletins for Valve Body:23 pages
- 917A141 › Aug › 91 › A/T - Evaluating Peened Spacer Plates2
- 917A87 › Apr › 91 › A/T - Binding or Inoperative In Reverse2
- 89T807A › Jul › 89 › A/T - Proper Use of Spacer Plate Gaskets In Overhaul Kit2
- 89T257A › Feb › 89 › A/T - New Control Valve Assembly Elimination of TCC Bore2
- 86B66 › Apr › 86 › A/T - Elimation of Throttle Valve Sleeve2345
- 86B717A › Apr › 86 › A/T - Shudder in Reverse2
- 8571 › Apr › 85 › A/T - New Control Valve Assembly Identification2
- ATRASIL8538 › Jan › 85 › A/T - 700R4 Redesigned Valve Body2
- 84136 › Jun › 84 › A/T - THM 400 No Gears or Slipping In All Ranges
- 83129 › Mar › 84 › A/T - Revised Link Detent Lever to Manual Valve
- 82T146 › Feb › 84 › A/T - Buzzing Noise and Possible Delayed Upshifts
- 83126 › Feb › 84 › A/T - Harsh Manual 2-1 Downshift/Delayed Downshifts
All Other Service Bulletins for Valve Body:16 pages
- 917A141 › Aug › 91 › A/T - Evaluating Peened Spacer Plates2
- 89T807A › Jul › 89 › A/T - Proper Use of Spacer Plate Gaskets In Overhaul Kit2
- 89T257A › Feb › 89 › A/T - New Control Valve Assembly Elimination of TCC Bore2
- 86B66 › Apr › 86 › A/T - Elimation of Throttle Valve Sleeve2345
- 8571 › Apr › 85 › A/T - New Control Valve Assembly Identification2
- ATRASIL8538 › Jan › 85 › A/T - 700R4 Redesigned Valve Body2
- 83129 › Mar › 84 › A/T - Revised Link Detent Lever to Manual Valve
Continuously Variable Transmission/Transaxle, CVT › Component Information › Technical Service Bulletins8 pages
- Customer Interest: › 04-07-30-013B › Feb › 07 › Engine, A/T - Shift/Driveability Concerns/MIL ON2
- All Other Service Bulletins for Continuously Variable Transmission/Transaxle: › 891089A › Mar › 89 › Audio - Poor AM or FM Radio Reception2
- All Other Service Bulletins for Continuously Variable Transmission/Transaxle: › 891089A › Mar › 89 › Audio - Poor AM or FM Radio Reception
Differential Assembly58 pages
- Differential Case › Component Information › Technical Service Bulletins › Differential Pinion Cross Shaft - R&R When Broken2
- Differential Clutch › Component Information › Service and Repair › 7 1/2 - 8 1/2 Inch Ring Gear2345678
- Differential Axle Housing › Component Information › Service and Repair › Rockwell Full Floating Axle234
- Fluid - Differential › Component Information › Technical Service Bulletins › Drivetrain - Recommended Axle Lubricant2
Drive Axles, Bearings and Joints32 pages
Drive/Propeller Shafts, Bearings and Joints28 pages
- Flywheel › Component Information › Specifications
Manual Transmission/Transaxle23 pages
- Case, M/T › Component Information › Specifications
- Counter Gear, M/T › Component Information › Specifications
- Countershaft, M/T › Component Information › Specifications
- Extension Housing, M/T › Component Information › Specifications › Saginaw 3 Speed2345
- Fluid - M/T › Component Information › Specifications › Capacity Specifications2
- Mainshaft Bearing/Bushing, M/T › Component Information › Specifications › Warner T-4C 4 Speed23
- Mainshaft, M/T › Component Information › Specifications › Isuzu M-150 (77.5 mm) 4-Speed2
- Reverse Idler Gear › Component Information › Specifications › Isuzu M-150 (77.5 mm) 4-Speed2
Shift Linkage, M/T › Component Information5 pages
- Transmission Mount, M/T › Component Information › Specifications
Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T › Fluid Pressure Sensor/Switch, A/T › Component Information › Technical Service Bulletins4 pages
Transmission Control Systems › Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T › Fluid Pressure Sensor/Switch, A/T › Component Information › Technical Service Bulletins4 pages