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Buick 1135457 Air Conditioner Compressor Assembly

1988-1990 Buick Regal

Customer Questions & Expert Answers (2)
1135457 GM Air Conditioner Compressor Assembly Illustration 1 of 1
  • Part Description
    Compressor Asm,A/C
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number1135457
    Part DescriptionCompressor Asm,A/C
    Other NamesCompressor
    Item Dimensions11.1 x 8.3 x 9.0 inches
    Item Weight15.90 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU1135457
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1988-1990 Buick Regal6 Cyl 2.8L, 6 Cyl 3.1L2 DOOR, 4 DOOR, CUSTOM 2 DOOR, LIMITED, REGAL
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 1135457 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be done after the installation of the A/C Compressor is complete on the 1988 Pontiac Grand Prix? Posted by Brodie D.
    A:
    The system should be evacuated, recharged, and leak tested by the shop that discharged it. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Jun 25, 2025

Genuine GM Part 1135457, the Right Choice

To ensure reliability, purchase GM part # 1135457 Air Conditioner Compressor Assembly. It is sometimes referred to as Buick A/C Compressor. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick Regal models.

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