1983 Chevrolet Sportvan G10, 5.7 LFACTORY OEM SERVICE PROCEDURE

DA6 Compressor Service Tools Part Numbers

GENERAL MOTORS DA6 6-CYLINDER COMPRESSOR SERVICE TOOLS

Tool Reference Number DRAF Kent-Moore ROBINAIR
Holding Fixture 1 AC381 J-33026 41064
Clutch Holder Wrench 2 AC499 J-33027 10921
Shaft Nut Socket 3 -- J-33022 --
Hub & Drive Plate Remover/Installer 4 AC 1212,1213 J-33013 41067
Snap Ring Pliers
Internal 5 AC923 J-5403 14163
External 6 AC903 J-6083 14164
Shaft Seal Protector 7 AC1211 J-33021 41073
Seal Remover/Installer 9 AC486 J-33018 41070
"O" Ring
Remover 10 AC412 J-9553-01 10508
Installer 11 AC 1214,1215 J-33011 41065
Pulley Puller 12 AC 451,457,1058 J-33020 41072
Pulley & Bearing Installer 13 -- J-33017 --
Puller Pilot 14 AC926 J-33023 40680
Clutch Coil Installer 15 AC1217 J-33024 41074
Clutch Coil Puller Legs 16 AC1209 J-33025 10972
Support Block 17 AC1064 J-21352-A 41066
Driver Handle 18 AC453 J-29886 40682
Skating Tool 19 AC1210 J-33019 41071
Leak Test Fixture 20 AC1218 J-9625-A 10317
Bearing
Remover 21 AC1059 J-9398-A 41069
Installer 22 AC1059 J-9481-A 41069
Fig 1: Mounting Compressor - Tool Reference No. 1 Holding Fixture
G17512

Discharge refrigerant using approved refrigerant recovery/recycling equipment, and remove compressor. Mount compressor in holding fixture, secured in a vise.

Fig 2: Remove Shaft Nut - Tool No. 2-Clutch Holder Wrench, No. 3-Shaft Nut Socket
G17513

While holding clutch assembly with clutch holder wrench, remove shaft nut using shaft nut socket.

Fig 3: Remove Clutch Assembly - Tool Reference No. 4-Hut & Drive Plate Remover/Installer
G17514

With center screw tip against end of shaft, thread hub and drive plate remover into hub. Hold body of remover with a wrench and turn center screw.

Fig 4: Removing Key
G17515

Using side cutters, remove shaft key and save it for later reassembly.

Fig 5: Removing Snap Ring - Tool No. 5-Internal Snap Ring Pliers
G17516

Using internal snap ring pliers, remove snap ring retaining seal seat.

Fig 6: Clean Shaft Area
G17517

Thoroughly clean compressor neck area around shaft to prevent entrance of dirt or other foreign material.

Fig 7: Install seal protector - Tool No. 7-Shaft Seal Protector
G17518

Place shaft seal protector over end of shaft to avoid chipping ceramic seal seat.

Fig 8: Removing Seal Seat - Tool No. 9-Seal Remover/Installer
G17519

Fully engage tangs of seal seat remover into recessed portion of seal seat by turning handle clockwise. Remove seal seat with a twisting, pulling motion. Discard seal seat.

Fig 9: Removing Seal - Tool No. 9-Seal Remover/Installer
G17520

Slide seal remover over seal protector, pressing down while turning tool clockwise. Engage remover tangs with tabs on seal assembly. Lift seal assembly out, and discard it.

Fig 10: Removing "O" Ring - Tool No. 10-Seal "O" Ring Remover
G17521

Using an "O" ring remover, remove and discard "O" ring from compressor neck. Clean compressor neck area thoroughly before installing new parts.

Fig 11: Installing "O" Ring - Tool No. 11-Seal "O" Ring Installer
G17522

Dip new seal seat "O" ring in clean refrigerant oil and place on"O" ring installer. Insert installer into compressor neck until it bottoms. Lower installer's moveable slide to release "O" ring into lower groove. Rotate installer to seat "O" ring. Remove installer.

Fig 12: Lubricating Seal - Tool No. 9-Seal Remover/Installer
G17523

Dip face of seal assembly into clean refrigerant oil. Install seal assembly on seal installer by engaging tabs of seal with tangs of installer.

Fig 13: Installing Seal - Tool No. 7-Shaft Seal Protector, No. 9-Seal Remover/Installer
G17524

Place seal protector over end of shaft. With a twisting motion, push new seal assembly and installer downward over seal protector. Be sure seal engages flats on shaft and is fully seated. Press downward on installer and twist counterclockwise to release seal assembly. Remove installer.

Fig 14: Installing Ceramic Seat - Tool No. 8-Seal Seat Remover/ Installer
G17525

Attach ceramic seal seat to seal seat installer. Dip seat in clean refrigerant oil. Install seat over seal protector, pushing seat into place with a rotary motion. Remove installer and seal a protector.

CAUTION: Be careful not to dislodge "O" ring. Make sure seal seat makes a good seat with "O" ring.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.