AC DELCO OLX-ACD45C1043-CL360A57 Idler Arm 199608609255 Acdelco S15

( Brand: Ac Delco ), ( Manufacturer Part Number: OLX-ACD45C1043-CL360A57 ), ( Type: Automotive ), ( Oe/oem Part Number: 19460536 ), ( Color: Black ), ( Fitment Type: Direct Replacement ), ( Generic Keywords 1: Part ), ( Generic Keywords 2: See Notes ), ( Intended Use: Automobiles ), ( Surface Finish: Painted ), ( Manufacturer Warranty: 1 Year ), ( UPC: 199608609255 )

Review AC DELCO Genuine Acdelco Gmc S15 Idler Arm Black Painted Shape fits JIMMY 1990–1991

The **ACDelco OEM OLC-ACD45C1043-CL360A57 Idler Arm** is a high-quality, direct-fit replacement part designed specifically for **1990 and 1991 GMC S15 Jimmy** vehicles, ensuring seamless integration with the original equipment manufacturer (OEM) standards. Crafted from durable, precision-engineered materials, this idler arm is built to withstand the rigorous demands of daily driving, providing reliable performance and extended longevity. The component features a robust construction with a reinforced arm and a high-quality bearing assembly, allowing for smooth, low-friction operation of the serpentine belt system. This idler arm is engineered to maintain proper tension on the accessory belts, preventing slippage, excessive wear, and potential failure of critical components such as the alternator, power steering pump, or air conditioning compressor. Its OEM-level fitment guarantees a perfect alignment with the engine bay s existing hardware, eliminating the need for modifications or additional adjustments. Whether you're restoring a classic Jimmy or maintaining a well-used vehicle, this ACDelco idler arm delivers the reliability and performance expected from a trusted automotive brand. Backed by ACDelco s reputation for quality and compatibility, this part is an excellent choice for those seeking a dependable, long-lasting solution for their GMC S15 s serpentine belt system.

### **Pros and Cons of buying a AC Delco OLX-ACD45C1043-CL360A57 Idler Arm for a 1990-1991 GMC S-15 Jimmy**

1. **OEM Quality and Compatibility** AC Delco is a well-known brand that produces parts designed to meet or exceed factory specifications. This idler arm is likely a direct replacement for your 1990-1991 GMC S-15 Jimmy, ensuring proper fitment and functionality.

2. **Reliability and Durability** AC Delco components are generally built to last, reducing the risk of premature failure compared to aftermarket knockoffs. The idler arm is a critical suspension component, and a quality part helps maintain proper alignment and steering performance.

3. **Ease of Installation** Since it is an OEM-style part, the installation process should be straightforward, requiring minimal modifications. Most idler arms are bolt-on replacements, and the included hardware (if any) should match the vehicle s requirements.

4. **Warranty Coverage** AC Delco parts often come with manufacturer warranties, providing some protection against defects. This can be reassuring if the part fails shortly after installation.

5. **Prevents Further Damage** A failing idler arm can cause excessive wear on tires, bushings, and other suspension components. Replacing it early can save money in the long run by preventing related issues.

6. **Availability of Parts** AC Delco is widely available through auto parts stores, online retailers, and dealerships, making it easier to find replacements if needed in the future.

---

1. **Potential Overkill for Minor Issues** If the idler arm is only slightly worn or the problem is caused by something else (e.g., misaligned steering or worn bushings), replacing it alone may not fully resolve the issue. A thorough inspection is recommended before purchasing.

2. **Cost Compared to Aftermarket Alternatives** AC Delco parts can be more expensive than generic or aftermarket brands. While the quality is generally better, budget-conscious buyers may opt for cheaper alternatives, though this could risk longevity.

3. **Mixed Reviews on Specific Fitment** Some users report that certain AC Delco parts, especially older models, may not fit perfectly due to slight design variations. Always verify compatibility with your exact year and trim before buying.

4. **Counterfeit or Fake Parts Risk** Purchasing from unverified sellers (e.g., untrusted online marketplaces or private sellers) increases the risk of receiving a counterfeit or reused part. Buying from reputable dealers or authorized sellers mitigates this risk.

5. **Labor Costs if Not DIY-Friendly** While the part itself is relatively simple to replace, if you re not comfortable with suspension work, labor costs at a shop could add up. Some mechanics may charge $80 $150 for installation, depending on location.

6. **Wear and Tear on Other Components** If the idler arm was neglected for a long time, other suspension parts (e.g., ball joints, control arms, or bushings) may also be worn. Replacing just the idler arm could lead to repeated issues if the underlying problem isn t addressed.

---

The **AC Delco OLX-ACD45C1043-CL360A57 idler arm** is a solid choice for your 1990-1991 GMC S-15 Jimmy, offering OEM-level quality, reliability, and compatibility. It is particularly beneficial if you re experiencing symptoms like clunking noises, uneven tire wear, or misaligned steering. However, it s not a universal fix ensure the issue stems from the idler arm itself before purchasing.

If you re on a tight budget, compare it with aftermarket brands (e.g., Moroso, Dorman, or Mopar), but be cautious of lower-quality alternatives that may fail sooner. Always buy from a trusted source to avoid counterfeit parts.

- **Proceed with purchase** if you ve confirmed the idler arm is the root cause of your suspension issues and you value OEM-quality parts.

- **Inspect other suspension components** (e.g., bushings, ball joints) during installation to prevent future problems.

- **Consider DIY installation** to save labor costs, as the part is relatively easy to replace with basic tools.

- **Buy from a reputable dealer** (e.g., AutoZone, RockAuto, or a local parts store) to ensure authenticity.

For most owners, the AC Delco part is a worthwhile investment that enhances safety and longevity. Just ensure the problem is isolated to the idler arm before committing.

Details:

Honest and reliable highly recommended for anyone considering buying from them. Ruico37: Verified Purchaser. From precision-engineered lighting solutions to high-quality replAcement parts, these top-rated items are trusted by drivers and mechanics. Great value and quality as they were not only beautiful but CAPA approved.

Chamber-58: Verified Purchaser. Item received new, as described, of apparent OEM quality. GMC: S15 JIMMY 1990 - 1991. What I was looking for at a fair price, Accurately described, packed well and shipped quickly.

Jody ne: Verified Purchaser. Fast shipping, Well packaged, as described and great price. I would gladly purchase again in the future. Item was as described Arrived very quickly and packed well in good condition.

Priced right, well packed for shipping, sent lightning quick. Finish: Painted. Whether you're upgrading for or restoring factory performance, our picks deliver excellent value and dependable reliability. The item arrived quickly, well packaged, and exactly as described.

Part: Idler Arm. Shape: L Shaped. Lasconi95: Verified Purchaser. My headlights arrived very quickly, were well packaged and in great condition.

Color: BlAck. I really appreciate the careful packaging to ensure everything arrived safely. Would be happy to do business again in the future.

part #: 199608609255 prices

• $70.97-$84.96

specifications pitmanidlear:

• for models: Jimmy
• for makes: Gmc
• for years: 1990-1991
• brand: Ac Delco
• mpn: Olx-acd45c1043-cl360a57
• type: Automotive
• oe/oem part number: 19460536
• color: Black
• fitment type: Direct Replacement
• generic keywords 1: Part
• generic keywords 2: See Notes
• intended use: Automobiles
• surface finish: Painted
• manufacturer warranty: 1 Year
• upc: 199608609255

shipping pitmanidlear:

• cost: $0.00
• transit: 3-5 Days
• class: Standard
• service: Standard
• type: Fixed

general pitmanidlear:

• Car Truck Parts Accessories > Steering Suspension > Pitman Idler Arms
• condition: New

seller pitmanidlear:

• rating: 99.6%
• # reviews: 129904
• city: West Chicago, IL

returns pitmanidlear:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

payments pitmanidlear:

• wallet: Paypal
• credit card: Diners-club
• other

offer pitmanidlear:

• started: February 20, 2026
• availability: In Stock
• sold: 0
• options: Ship-to-home
• quantity: 1

Ac Delco OLX-ACD45C1043-CL360A57 Is Similar To:

• 22064788 Ac Delco Chevy Malibu Pontiac Grand Am Set Pair Of (25.1% similar) Chevy Malibu Pontiac grand am set pair of 2 rear shock struts gm nos...(October 24th, 2018)
• 3767052 Chevrolet Gmc Ac Delco (11.6% similar) N casting number GMT3766484A - factory for c series C10 C20 trucks excl 4WD may fit other makes and model's as well it is up to you verify part pictures against your application dusty former collectors inventory kept in nice dry storage nos condition shown light surface rust from sitting has been ...(October 27th, 2017)
• 3786561 Chevrolet Gmc Ac Delco (11.6% similar) Casting number GMT3767165 - factory for C70 C80 series trucks w 7,000LB axle power steering 2ND design excl tilt may fit other makes and model's as well it is up to you verify part pictures against your application dusty former collectors inventory kept in nice dry storage nos condition shown light ...(October 27th, 2017)
• 45c0009 Ac Delco Pitman Arm (22.2% similar) Some manufacturers require that you register your product to Activate its warranty. Please for any questions. Each warranty gives you specific rights, and may have other rights which vary from state. The manufacturers warranty shall be exclusive remedy for any such product defect or failure...(January 4th, 2018)
• 46c1001a Ac Delco New Idler (23.7% similar) Please for any questions. Each warranty gives you specific rights, and may have other rights which vary from state. The manufacturers warranty shall be exclusive remedy for any such product defect or failure. Some manufacturers require that you register your product to Activate its warranty...(October 7th, 2017)
• 5679142 W-3864703 Arm Chevrolet Gmc Ac Delco Genuine Gm Chevy Impala Belair (31.7% similar) ...(October 29th, 2018)
• 88911274 Acdelco Ac Delco Idler (27.3% similar) New in the package unopened idler arm...(January 10th, 2018)
• 88911267 45c1013 Ac Delco New Idler Arm Chevy Olds Pontiac Firebird Camaro (33% similar) Sometimes packages have to go by another delivery service. Return shipping is absolutely free. Box, APOS, fops, or military mail box. The shipping price quoted in the offer is for areas in the continental USA only 48 states. You can call FedEx too at FedEx. Shipping price for this item is to the ...(April 13th, 2016)
• 9421435 Gr.6.210 Ac Delco Genuine Oem Gm Gmc Chevy Chevrolet 1964-70 Medium Truck Nos King Pin Thrust Bearing Pair (35.1% similar) ...(December 18th, 2015)
• 15-20455 Acdelco Gm Ac Compressor Buick Skylark Chevy Cavalier Malibu Pontiac Sunfire Grand Am 1135437 (25.7% similar) Brand new in box...(April 2nd, 2016)
• G3500 45c0035 Acdelco Professional Steering Pitman Arm Fits 1983-1996 Gmc G2500 G1500 Ac 88911220 K6220 Fa1393 Fa1393gl 445-1035b (26.2% similar) Extirpates...(July 1st, 2016)