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          ACDelco 84819079 - Engine Coolant Overflow Hose

          MPN: 84819079
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $13.55
          In stock
            • Newparts SKU
              4072837
            • Weight
              0.5 lbs
            • Dimensions (L x W x H)
              23.91 x 2.64 x 7.64 in
            • Manufacturer Part #
              84819079
          • Brand
            ACDelco
          • Manufacturer
            ACDelco
          • MPN
            84819079
          • Part Type
            Engine Coolant Overflow Hose
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2020BuickEnclaveAvenir (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020BuickEnclaveEssence (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020BuickEnclavePreferred (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020BuickEnclavePremium (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020ChevroletTraverseHigh Country (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020ChevroletTraverseL (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020ChevroletTraverseLS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020ChevroletTraverseLT (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020ChevroletTraversePremier (3.6 V6 GAS)Notes: 8 INCH HOSE
          2020ChevroletTraverseRS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2019ChevroletTraverseHigh Country (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2019ChevroletTraverseL (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2019ChevroletTraverseLS (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2019ChevroletTraverseLT (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2019ChevroletTraversePremier (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2019ChevroletTraverseRS (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2019BuickEnclaveAvenir (3.6 V6 GAS)Notes: 8 INCH HOSE
          2019BuickEnclaveEssence (3.6 V6 GAS)Notes: 8 INCH HOSE
          2019BuickEnclavePreferred (3.6 V6 GAS)Notes: 8 INCH HOSE
          2019BuickEnclavePremium (3.6 V6 GAS)Notes: 8 INCH HOSE
          2018ChevroletTraverseHigh Country (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2018ChevroletTraverseL (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2018ChevroletTraverseLS (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2018ChevroletTraverseLT (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2018ChevroletTraversePremier (3.6 V6 GAS)Engine: LFY, VIN: W, Notes: 8 INCH HOSE
          2018BuickEnclaveAvenir (3.6 V6 GAS)Notes: 8 INCH HOSE
          2018BuickEnclaveBase (3.6 V6 GAS)Notes: 8 INCH HOSE
          2018BuickEnclaveEssence (3.6 V6 GAS)Notes: 8 INCH HOSE
          2018BuickEnclavePremium (3.6 V6 GAS)Notes: 8 INCH HOSE
          2022BuickEnclaveAvenir (3.6 V6 GAS)Notes: 8 INCH HOSE
          2022BuickEnclaveEssence (3.6 V6 GAS)Notes: 8 INCH HOSE
          2022BuickEnclavePremium (3.6 V6 GAS)Notes: 8 INCH HOSE
          2022ChevroletTraverseHigh Country (3.6 V6 GAS)Notes: 8 INCH HOSE
          2022ChevroletTraverseLS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2022ChevroletTraverseLT (3.6 V6 GAS)Notes: 8 INCH HOSE
          2022ChevroletTraversePremier (3.6 V6 GAS)Notes: 8 INCH HOSE
          2022ChevroletTraverseRS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021ChevroletTraverseHigh Country (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021ChevroletTraverseL (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021ChevroletTraverseLS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021ChevroletTraverseLT (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021ChevroletTraversePremier (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021ChevroletTraverseRS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021BuickEnclaveAvenir (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021BuickEnclaveEssence (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021BuickEnclavePreferred (3.6 V6 GAS)Notes: 8 INCH HOSE
          2021BuickEnclavePremium (3.6 V6 GAS)Notes: 8 INCH HOSE
          2023BuickEnclaveAvenir (3.6 V6 GAS)Notes: 8 INCH HOSE
          2023BuickEnclaveEssence (3.6 V6 GAS)Notes: 8 INCH HOSE
          2023BuickEnclavePremium (3.6 V6 GAS)Notes: 8 INCH HOSE
          2023ChevroletTraverseHigh Country (3.6 V6 GAS)Notes: 8 INCH HOSE
          2023ChevroletTraverseLS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2023ChevroletTraverseLT (3.6 V6 GAS)Notes: 8 INCH HOSE
          2023ChevroletTraversePremier (3.6 V6 GAS)Notes: 8 INCH HOSE
          2023ChevroletTraverseRS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2024BuickEnclaveAvenir (3.6 V6 GAS)Notes: 8 INCH HOSE
          2024BuickEnclaveEssence (3.6 V6 GAS)Notes: 8 INCH HOSE
          2024BuickEnclavePremium (3.6 V6 GAS)Notes: 8 INCH HOSE
          2024ChevroletTraverse LimitedHigh Country (3.6 V6 GAS)Notes: 8 INCH HOSE
          2024ChevroletTraverse LimitedLS (3.6 V6 GAS)Notes: 8 INCH HOSE
          2024ChevroletTraverse LimitedLT (3.6 V6 GAS)Notes: 8 INCH HOSE
          2024ChevroletTraverse LimitedPremier (3.6 V6 GAS)Notes: 8 INCH HOSE
          2024ChevroletTraverse LimitedRS (3.6 V6 GAS)Notes: 8 INCH HOSE
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          Warranty Overview

          At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.


          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, use our Return Portal or contact support.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.



          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For full details, please see our complete Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions,  risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

          Product questions

          No questions yet. Be the first to ask the question!