--- product_id: 32787754 title: "ACDelco GM Original Equipment 10-5057 (12378563) Engine Cooling System Tracer Dye - 1 oz" price: "70.96 DT" currency: TND in_stock: true reviews_count: 9 url: https://www.desertcart.tn/products/32787754-acdelco-gm-original-equipment-10-5057-12378563-engine-cooling-system store_origin: TN region: Tunisia --- # Fluorescent dye for clear detection Pinpoints leaks fast Speeds up service & saves labor ACDelco GM Original Equipment 10-5057 (12378563) Engine Cooling System Tracer Dye - 1 oz **Price:** 70.96 DT **Availability:** ✅ In Stock ## Summary > 🔧 Spot leaks before they spot you — stay ahead with ACDelco precision! ## Quick Answers - **What is this?** ACDelco GM Original Equipment 10-5057 (12378563) Engine Cooling System Tracer Dye - 1 oz - **How much does it cost?** 70.96 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/32787754-acdelco-gm-original-equipment-10-5057-12378563-engine-cooling-system) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Precise:** 1 oz bottle fits easily in any toolkit, ready for on-the-spot troubleshooting. - • **Dual-System Utility:** Also isolates power steering system leaks for comprehensive diagnostics. - • **Save Time, Save Money:** Speeds up repair times, reducing labor costs and downtime. - • **Leak Detection Made Effortless:** Fluorescent tracer dye reveals leaks instantly, eliminating guesswork. - • **Compatible with DEX-COOL Coolants:** Works seamlessly with popular coolant types for versatile use. ## Overview The ACDelco GM Original Equipment 10-5057 Engine Cooling System Tracer Dye is a 1 oz fluorescent dye designed to quickly and accurately detect leaks in traditional coolant and power steering systems. Compatible with DEX-COOL coolants, it simplifies leak diagnosis, reduces labor time, and enhances maintenance efficiency for professional-grade vehicle care. ## Description ACDelco Coolant System Fluorescent Tracer Dye is a fluorescent leak detection dye for traditional coolant systems. This fluorescent tracer dye quickly pinpoints the exact location of coolant fluid leaks. It is a safe and easy method that helps eliminate guess work, save labor, and speed up service. ACDelco Coolant System Fluorescent Tracer Dye may also be used to isolate power steering system leaks. ACDelco Coolant System Fluorescent Tracer Dye can be used with DEX-COOL coolants, but it may change the color of the coolants. Review: Works great - Shows leaks perfectly. Shows bright green with UV light. I suggest using half of what's recommend. Review: Good product. - It worked great. Should my clearly where my leak was. ## Features - Designed to quickly pinpoint leaks in traditional coolant systems - Fluorescent dye assists with visual leak detection to eliminate guess work - Easy method of leak detection to save on labor and speed up service ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | ACDelco | | Brand | ACDelco | | Model | Dye,Coolant System A/C Fluor Tracer Acdelco 1Oz | | Item Weight | 1 ounces | | Product Dimensions | 2.5 x 2.5 x 1.5 inches | | Item model number | 10-5057 | | Is Discontinued By Manufacturer | Yes | | Exterior | Machined | | Manufacturer Part Number | 10-5057 | | OEM Part Number | 12378563 | | Voltage | 12 Volts | ## Images ![ACDelco GM Original Equipment 10-5057 (12378563) Engine Cooling System Tracer Dye - 1 oz - Image 1](https://m.media-amazon.com/images/I/51e8u2f1i6L.jpg) ## Questions & Answers **Q: Should I flush my engine oil before switching from conventional to synthetic oil or vice versa?** A: No, it is not necessary to flush your engine when switching between motor oils. Typically, conducting a routine oil change and replacing the conventional oil with a synthetic motor oil will not require any additional maintenance. **Q: Do I need a special oil filter for a synthetic oil?** A: No, synthetic motor oil does not require you use a special filter. Oil filters are used based on vehicle specifications. Refer to your vehicle Owner’s Manual for guidance on what type of oil filter to use. **Q: Is there a way to tell if my engine oil needs to be changed or is running low?** A: Yes, if equipped, your vehicle’s oil life monitoring system will inform you when your motor oil needs to be changed. Refer to your vehicle Owner’s Manual for more specific guidelines. **Q: Does my transmission fluid need to be changed as regularly as my oil?** A: No, typically, transmission fluid lasts much longer than most engine oils. Refer to your vehicle Owner’s Manual to identify how often and when your transmission fluid should be changed. Severe usage and regular usage descriptions are provided. **Q: Is there a difference between power steering fluid and transmission fluid?** A: Yes, there is a difference. There are many types of transmission fluid. GM Genuine Parts and ACDelco recommend referring to your vehicle Owner’s Manual for fluid recommendations for all vehicle systems. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works great *by S***E on April 12, 2026* Shows leaks perfectly. Shows bright green with UV light. I suggest using half of what's recommend. ### ⭐⭐⭐⭐⭐ Good product. *by L***E on May 15, 2026* It worked great. Should my clearly where my leak was. ### ⭐⭐⭐⭐⭐ works great! *by D***K on July 28, 2025* Wow this stuff is bright! You can easily find leaks with this dye. It's very easy to use, just dump in your radiator, run the car, and watch for the cartoon nuclear colored fluid. Good quality and functions just like you'd expect. ## Frequently Bought Together - ACDelco GM Original Equipment 10-5057 Engine Cooling System Tracer Dye - 1 oz - Vansky Air Conditioner Leak Detector: Professional Car Tool Automotive AC UV Dye Leak Detection Kit with Protective Glasses - InterDynamics Certified Auto Pro Oil and Fuel System UV Dye Leak Detection for Cars & Trucks & More, 1 Oz, 374CS, Universal --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/32787754-acdelco-gm-original-equipment-10-5057-12378563-engine-cooling-system](https://www.desertcart.tn/products/32787754-acdelco-gm-original-equipment-10-5057-12378563-engine-cooling-system) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-29*