GM Genuine Parts Trunk Lid Lift Supports are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These lift supports are a small, gas filled, strut that helps provide support for holding your vehicle's trunk lid in its open position. Lift supports are easy to install with simple hand tools in just minutes. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
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Limited Lifetime Warranty for Parts (plus Labor if installed by a GM dealer)
Please visit our warranty page on Gmparts.com for full warranty details.
GM Part #84678457
ACDelco Part #84678457
GM Genuine Parts Trunk Lid Lift Supports are designed, engineered, and tested to rigorous standards, and are backed by General Motors.
Pack of 1
GM Part #84678457
ACDelco Part #84678457
1 Use code 10OFFPARTS: Receive 10% off with a purchase of $100 or more. Use code 15OFFPARTS: Receive 15% off with a purchase of $200 or more. Use code 20OFFPARTS: Receive 20% off with a purchase of $400 or more. Use Code 25OFFPARTS: Receive 25% off with a purchase of $800 or more. Minimum online purchase required from a participating dealer. Parts.cadillac.com orders only. Spend based on total parts price in order, excluding tax and shipping. Offer may not be combined with other offers or discounts except shipping offers. Offer cannot be combined with any rebate(s). Offer subject to availability. Offer valid 9/1/26 to 10/31/26. GM has the right to alter or cancel promotions.
Or
Use code STEERING20 for 20% off all parts in the steering and suspension category. Discount applicable to cost of parts purchased on parts.cadillac.com only. Discount not applicable to tax or shipping charges. Offer may not be combined with any other offers or discounts except shipping offers. Offer subject to availability. Offer cannot be combined with any rebate(s). Offer valid 9/1/26 to 10/31/26. GM has the right to alter or cancel promotions.
And
Use code FREESHIP35 to receive free standard shipping on parts orders over $35 to addresses in the continental United States. We currently do not ship to international addresses. Valid for online ship-to-home purchases on parts.cadillac.com only. Excludes batteries. Offer valid 7/1/26 to 12/31/26. GM has the right to alter or cancel promotions.
2 Use code 10OFFPARTS: Receive 10% off with a purchase of $100 or more. Use code 15OFFPARTS: Receive 15% off with a purchase of $200 or more. Use code 20OFFPARTS: Receive 20% off with a purchase of $400 or more. Use Code 25OFFPARTS: Receive 25% off with a purchase of $800 or more. Minimum online purchase required from a participating dealer. Parts.cadillac.com orders only. Spend based on total parts price in order, excluding tax and shipping. Offer may not be combined with other offers or discounts except shipping offers. Offer cannot be combined with any rebate(s). Offer subject to availability. Offer valid 9/1/26 to 10/31/26. GM has the right to alter or cancel promotions.
3 Use code STEERING20 for 20% off all parts in the steering and suspension category. Discount applicable to cost of parts purchased on parts.cadillac.com only. Discount not applicable to tax or shipping charges. Offer may not be combined with any other offers or discounts except shipping offers. Offer subject to availability. Offer cannot be combined with any rebate(s). Offer valid 9/1/26 to 10/31/26. GM has the right to alter or cancel promotions.
4 Use code OWNERDAYS20 for 20% off all parts online. Discount applicable to cost of parts purchased on parts.cadillac.com only. Discount not applicable to tax or shipping charges. Offer may not be combined with any other offers or discounts except shipping offers. Offer subject to availability. Offer cannot be combined with any rebate(s). Offer valid 9/14/26 to 9/21/26. GM has the right to alter or cancel promotions.
5 Use code FREESHIP35 to receive free standard shipping on parts orders over $35 to addresses in the continental United States. We currently do not ship to international addresses. Valid for online ship-to-home purchases on parts.cadillac.com only. Excludes batteries. Offer valid 7/1/26 to 12/31/26. GM has the right to alter or cancel promotions.
6 MSRP excludes installation, taxes, other fees or wheel components (if applicable). Actual price is set by dealer or seller and may vary. Some items may require purchase of additional equipment or services.
7 Price excluding installation, taxes and other fees. Prices are established by the seller and may vary. Some parts may require purchase of additional equipment and/or services.
† Shipping and tax may vary based on location and will be finalized in Checkout.
8 “General Motors” or “GM” refers to various legal entities, both past and present, that operated from time to time using the GM brand name and trademarks, although the ownership of such marks has changed over time.
9 Requires professionally installed dedicated charge station, sold separately. Actual charge times will vary based on battery condition, output of charger, vehicle settings and battery temperature. See the Owner’s Manuals for your vehicle and charger for additional details & limitations.
10 Actual charge times will vary based on battery condition, output of charger, vehicle settings and outside temperature. See the vehicle’s Owner’s Manual for additional limitations.
11 Must be 18 years or older. Points may only be earned and redeemed at GM entities, participating dealers and participating third parties in the fifty United States and Washington, D.C. Points are not earned on taxes, discounts, rebates, credits, shipping fees, state inspection fees, warranty repair work or body shop repair orders. Visit experience.gm.com/rewards/terms to view the GM Rewards Program Terms and Conditions.
12 Points may only be earned and redeemed at GM entities, participating dealers and participating third parties in the fifty United States and Washington, D.C. Points are not earned on taxes, discounts, rebates, credits, shipping fees, state inspection fees, warranty repair work or body shop repair orders. Visit experience.gm.com/rewards/terms to view the GM Rewards Program Terms and Conditions.
13 Enroll in GM Rewards up to 30 days after making eligible online purchases to receive the enrollment bonus. Visit experience.gm.com/rewards/terms for more information on the GM Rewards Program.
14 Must be a paid service, parts or accessories. GM Rewards Members earn 3 points for every dollar spent, excluding taxes, discounts, rebates, credits, shipping fees, state inspection fees, warranty repair work and body shop repair orders.
15 Members may redeem on Chevrolet, Buick, GMC and Cadillac parts and accessories purchased through a GM accessories or parts website or through a GM Rewards participating dealership. Points may not be redeemed toward tax and shipping costs.
16 Offer subject to credit approval. This offer is available through this advertisement and may not be accessible elsewhere. Other offers may be available. For complete pricing and other details, please see the Terms and Conditions.
17 Conditions and limitations apply. Please refer to the Introductory Bonus Offer section of the Terms and Conditions for more information about the introductory offer. Please refer to the Rewards Rules within the Terms and Conditions for additional information about the rewards program.
18 Conditions and limitations apply. Please refer to the Introductory Bonus Offer section of the Terms and Conditions for more information about the introductory offer. Please refer to the Rewards Rules within the Terms and Conditions for additional information about the rewards program.
19 Offer subject to credit approval. This offer is available through this advertisement and may not be accessible elsewhere. Other offers may be available. For complete pricing and other details, please see the Terms and Conditions.
This offer is valid for approved applicants. Any bonus associated with this offer may only be earned once. You may not be eligible for this offer if you currently have or previously had an account with us in this program. In addition, you may not be eligible for this offer if, at any time during our relationship with you, we have cause, as determined by us in our sole discretion, to suspect that the account is being obtained or will be used for abusive or gaming activity (such as, but not limited to, obtaining or using the account to maximize rewards earned in a manner that is not consistent with typical consumer activity and/or multiple credit card account applications/openings). Please see the About This Offer section of the Terms and Conditions for important information.
Annual Fee is $0.0% introductory APR on all Qualifying GM Purchases made within 30 days of account opening is applicable for 9 billing cycles from the transaction date. 0% promotional APR on all "Qualifying" GM Purchases made after 30 days of account opening is applicable for 6 billing cycles from the transaction date. These introductory and promotional APR offers do not apply to other purchases, balance transfers and cash advances. For new purchases and balance transfers and for outstanding purchases after the introductory and promotional periods, the variable APR is 22.99% to 32.99%, depending upon our review of your application, your credit history at account opening, and other factors. The variable APR for cash advances is 33.99%. The APRs on your account will vary with the market based on the Prime Rate and are subject to change. The minimum monthly interest charge will be $0.50. Balance transfer fee: 5% (min. $5). Cash advance and fee: 5% (min. $10). Foreign transaction fee: 3%. See Terms and Conditions for updated and more information about the terms of this offer, including the “About the Variable APRs on Your Account” section for the current Prime Rate information.
Qualifying GM Purchases means all GM purchases greater than $499 made with this credit card account on new or certified pre-owned vehicles or customer-paid Certified Service at a GM Dealership, GM Genuine and ACDelco parts purchased at a GM Dealership or online through GM websites, GM Accessories purchased at a GM Dealership or online through GM websites, SiriusXM transactions, GM Energy purchases, General Motors Company Store purchases, General Motors Insurance purchases and OnStar transactions as determined by the merchant identification number(s) provided by GM.
20 Points may only be earned and redeemed at GM entities, participating dealers and participating third parties in the fifty United States and Washington, D.C. Points are not earned on taxes, discounts, rebates, credits, shipping fees, state inspection fees, warranty repair work, body shop repair orders or GM Energy products. Visit experience.gm.com/rewards/terms to view the GM Rewards Program Terms and Conditions.
21 The value of points may vary by redemption option and may change from time to time at GM's sole discretion.
For shopping support call 1-844-847-1118. For technical questions please contact your local seller.
23 Points may only be earned and redeemed at GM entities, participating dealers and participating third parties in the fifty United States and Washington, D.C. Points are not earned on taxes, discounts, rebates, credits, shipping fees, state inspection fees, warranty repair work, body shop repair orders or GM Energy products. Visit experience.gm.com/rewards/terms to view the GM Rewards Program Terms and Conditions.
24 Enroll in My Cadillac Rewards 7 days prior or up to 30 days after paid eligible online purchases are made to receive the enrollment bonus. Visit mycadillacrewards.com for more information.
25 My Cadillac Rewards Membership tier is based on individual spend on GM vehicles, parts, service, OnStar and accessories, and My GM Rewards Cardmember status and spend. See My GM Rewards Terms & Conditions for more details.
26 Must be an eligible paid service, parts or accessories purchase. Excludes taxes, fees and body shop repair orders. My Cadillac Rewards Members earn 3 points for every dollar spent across all tiers, plus My GM Rewards Cardmembers earn 4 points for every dollar spent at My GM Rewards participating dealers.
27 Members may redeem on eligible Chevrolet, Buick, GMC and Cadillac parts and accessories purchased through a My GM Rewards participating dealership. Points may not be redeemed toward tax and shipping costs.
28 Subject to Credit Approval. Goldman Sachs Bank USA, Salt Lake City Branch is the issuer of the My GM Rewards Card, GM Extended Family Card, GM Business Card and GM Card. General Motors is responsible for the operation and administration of the Points and Earnings Programs.
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29 Subject to credit approval. Cardmembers will earn 4 points for every dollar spent on the My Cadillac Rewards Card on eligible purchases outside of GM. Points are not earned on cash advances or other cash-like transactions, balance transfers, ATM withdrawals, savings bonds, finance charges or fees. Points are accrued once per transaction. Please see Program Rules that are applicable to your Account for other terms, conditions, exclusions and limitations.
30 Subject to credit approval. Cardmembers will earn 7 points total for every dollar spent on the My Cadillac Rewards Card on purchases at GM, less credits and returns. To earn on most OnStar and Connected Services plans, a My Cadillac Rewards Card online account is required. Points are accrued once per transaction and are not earned on cash advances or other cash-like transactions, balance transfers, ATM withdrawals, savings bonds, finance charges or fees. Please see Program Rules that are applicable to your Account for other terms, conditions, exclusions and limitations.
31 For the My Cadillac Rewards Card: 0% Intro purchase APR for the first 9 months as a Cardmember; after that, variable APRs range from 19.24% to 29.24% based on creditworthiness. Balance transfers are not available at this time. Cash advances variable APR of 29.99%. Up to $40 late penalty fee. Rates as of December 31, 2024. Rates and terms here: www.marcus.com/gm-rates-and-fees.
