Universal Air
Ancillary Kit

Universal Air AK2391 A/C System Repair Kit

Brand Universal Air AK2391
Product line Ancillary Kit
Fits Buick and Cadillac · 7 vehicles

A/C system repair kit. Convenient ancillary kit for servicing and restoring A/C system function.

Ancillary kit. Includes the essentials for A/C service and repair work.

$44.85Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $44.85
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Universal Air AK2391 A/C System Repair Kit

Universal Air AK2391 is an ancillary A/C system repair kit for select GM full-size applications. It is listed for 1991-1993 Buick Park Avenue, 1992-1993 Buick LeSabre, 1993 Cadillac Commercial Chassis, and 1993 Cadillac Fleetwood with switch port.

Key Features

  • Ancillary kit for A/C system repair service
  • Fits 1991-1993 Buick Park Avenue
  • Fits 1992-1993 Buick LeSabre
  • Fits 1993 Cadillac Commercial Chassis
  • Fits 1993 Cadillac Fleetwood with switch port
  • Part number AK2391 for application lookup and ordering

Application Details

This Universal Air Ancillary Kit is cataloged for GM vehicles that need A/C service support in the listed applications. The fitment notes identify complete kit compatibility with EX 5151C, RD 5048C, and RS 2543, and the 1993 Cadillac Fleetwood listing includes a switch port note. Use AK2391 when servicing the A/C system on Buick Park Avenue and Buick LeSabre models, as well as the specified Cadillac chassis and Fleetwood applications.

Common A/C Issues It Can Address

  • Restoring serviceability during A/C system repair
  • Replacing ancillary components tied to the listed A/C applications
  • Addressing fitment-specific service needs on Buick Park Avenue and Buick LeSabre
  • Supporting repair work on 1993 Cadillac Commercial Chassis and Fleetwood A/C systems

Installation Notes

Verify the vehicle year, make, model, and the Fleetwood switch port note before installation. Match the part number AK2391 to the existing A/C service application and confirm the related component references in the fitment notes. Professional A/C service procedures and system evacuation/recharge practices should be followed during repair.

Quality Assurance

Universal Air catalogs AK2391 as an ancillary kit within its A/C service line for specific GM applications. Confirm fitment against the vehicle listing before installation to ensure the correct repair part is selected.

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
1993BuickLeSabreN/AComplete Kit Includes #(s) EX 5151C,RD 5048C,RS 2543; Ancillary Kit
1993BuickPark AvenueN/AComplete Kit Includes #(s) EX 5151C,RD 5048C,RS 2543; Ancillary Kit
1993CadillacCommercial ChassisBrougham5.7LV8N/AComplete Kit Includes #(s) EX 5151C,RD 5048C,RS 2543; Ancillary Kit
1993CadillacFleetwoodN/Awith Switch Port; Complete Kit Includes #(s) EX 5151C,RD 5048C,RS 2543; Ancillary Kit
1992BuickLeSabreN/AComplete Kit Includes #(s) EX 5151C,RD 5048C,RS 2543; Ancillary Kit
1992BuickPark AvenueN/AComplete Kit Includes #(s) EX 5151C,RD 5048C,RS 2543; Ancillary Kit
1991BuickPark AvenueN/AComplete Kit Includes #(s) EX 5151C,RD 5048C,RS 2543; Ancillary Kit