--- product_id: 129607755 title: "Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit" brand: "michigan motorsports" price: "R$190" currency: BRL in_stock: true reviews_count: 8 category: "Michigan Motorsports" url: https://www.desertcart.com.br/products/129607755-michigan-motorsports-1-wire-gm-coolant-temperature-switch-connector-pigtail store_origin: BR region: Brazil --- # 1-wire GM compatible Fits 1992-2003 GM models Durable insulating materials Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit **Brand:** michigan motorsports **Price:** R$190 **Availability:** ✅ In Stock ## Summary > 🔥 Stay cool, stay connected with precision GM temp sensing! 🚗 ## Quick Answers - **What is this?** Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit by michigan motorsports - **How much does it cost?** R$190 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/129607755-michigan-motorsports-1-wire-gm-coolant-temperature-switch-connector-pigtail) ## Best For - michigan motorsports enthusiasts ## Why This Product - Trusted michigan motorsports brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Premium Durability:** Crafted with high-quality insulating materials to ensure reliable performance under extreme conditions. - • **Effortless Replacement:** Direct replacement for OEM part numbers 25037332 and 21377, making upgrades hassle-free. - • **Seamless GM Integration:** Plug-and-play 1-wire connector designed specifically for GM coolant temp sensors. - • **Wide Vehicle Compatibility:** Supports a broad range of GM vehicles from 1992 to 2003, including iconic models like Camaro and Firebird. - • **Accurate Temperature Readings:** Ensures your gauge reflects precise coolant temps for optimal engine monitoring. ## Overview Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail is a high-quality, durable replacement part compatible with a wide range of 1992-2003 GM vehicles. Designed for easy installation and accurate temperature readings, it fits OEM part numbers 25037332 and 21377, ensuring seamless integration and reliable engine monitoring. ## Description BUICKLE SABRE1 992-1995 BUICK PARK AVENUE 1991-1996 BUICK REGAL 1990-1995 BUICK ROA DMASTER1 994-1996 CADILLAC FLEETWOOD 1994-1996 ASTRO1993-1995 BLAZER 1991-1995 C1500 PICKUP 1990-1996 C1500 SUBURBAN 1992-1999 C2500 PICKUP 1990-2000 C2500 SUBURBAN 1992-1999 C3500 PICKUP 1990-2002 CAMARO 1993-1997 CAPRICE 1993-1996 CORVETTE 1992-1996 EXPRESS 25001996-2002 EXPRESS 35001996-2002 G10 1991-1995 G20 1991-1995 G30 1991-1996 IMPALA 1995-1996 K1500 PICKUP 1990-1998 K1500 SUBURBAN 1992-1999 K2500 PICKUP 1990-2000 K2500 SUBURBAN 1992-1999 K3500 PICKUP 1990-2000 LUMINA APV 1992-1995 P30 1991-1999 R1500 SUBURBAN 1991 R2500 SUBURBAN 1991 R3500 PICKUP 1991 S10 BLAZER 1991-1994 S10 PICKUP 1991-1995 TAHOE 1995-1998 V1500 SUBURBAN 1991 V2500 SUBURBAN 1991 V3500 PICKUP 1991 GMC C1500 PICKUP 1990-1996 GMC C1500 SUBURBAN 1992-1999 GMC C2500 PICKU P1990-2000 GMC C2500 SUBURBAN 1992-1999 GMC C3500 PICKUP 1990-2002 GMC G1500 1991-1995 GMC G2500 1991-1995 GMC G3500 1991-1996 GMC JIMMY 1991-1995 GMC K1500 PICKUP 1990-1998 GMC K1500 SUBURBAN 1992-1999 GMC K2500 PICKUP 1990-2000 GMC K2500 SUBURBAN GMC P3500 1991-1999 GMC R1500 SUBURBAN 1991 GMC R2500 SUBURBAN 1991 GMC R3500 PICKUP 1991 GMC S15 JIMMY 1991 GMC SAFARI 1993-1995 GMC SAVANA 25001996-2002 GMC SAVANA 35001996-2002 GMC SONOMA 1991-1995 GMC SYCLONE 1991 GMC TYPHOON 1992-1993 GMC V1500 SUBURBAN 1991 GMC V2500 SUBURBAN 1991 GMC V3500 PICKUP 1991 GMC YUKON 1992-1997 Review: Temp gauge service pigtail - The item was as described and fit securely in the new temp sensor for the job worked well gauge now reads acuretly Review: Perfect fit - Hooked it up. It worked perfectly for my 1995 Chevrolet C1500. Good quality. No problems. ## Features - 1 Wire Compatible with GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit - Fits the following and many more not listed: 1992-2003 GM Vehicles 1993-97 LT1 Camaro Firebird, Various 92-03 Cars, TBI and Vortec Trucks - Replacement for P/N 25037332, 21377 - OLDSMOBILE 88 1992-1995, OLDSMOBILE 98 1991-1995, OLDSMOBILE BRAVADA 1991-1994, OLDSMOBILE SILHOUETTE 1992-1995, PONTIAC BONNEVILLE 1992-1994, PONTIAC FIREBIRD 1993-1997, PONTIAC TRANS SPORT 1992-1995 - This Michigan Motorsports Coolant Temp Sensor Pigtail is made from the highest quality of materials to ensure peak performance and durability when it matters most! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07KRQ9R6B | | Best Sellers Rank | #926,132 in Automotive ( See Top 100 in Automotive ) #1,670 in Automotive Replacement Coolant Temperature Sensors #38,956 in Automotive Replacement Engine Cooling & Climate Control | | Brand | Michigan Motorsports | | Brand Name | Michigan Motorsports | | Customer Reviews | 4.5 out of 5 stars 239 Reviews | | Item Dimensions | 3 x 3 x 0.25 inches | | Item Weight | 0.01 kg | | Item dimensions L x W x H | 3 x 3 x 0.25 inches | | Manufacturer | Michigan Motorsports | | Material | Insulating materials (plastic or rubber) | | Material Type | Insulating materials (plastic or rubber) | | Model | MM-21377-GM-25037332 | | Number of Items | 1 | | Part Interchange Info | 25037332, 21377, AC Delco 21377, GM 25037332 | | Part Number | C1500 | | Thread Style | 1/8" Npt | | Thread Type | 1/8" Npt | | Unit Count | 1 Count | ## Product Details - **Brand:** Michigan Motorsports - **Item Weight:** 0.01 Kilograms - **Item dimensions L x W x H:** 3 x 3 x 0.25 inches - **Material:** Insulating materials (plastic or rubber) - **Thread Type:** 1/8" Npt ## Images ![Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit - Image 1](https://m.media-amazon.com/images/I/51aEjSm8HYL.jpg) ![Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit - Image 2](https://m.media-amazon.com/images/I/61ziDadQsML.jpg) ![Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit - Image 3](https://m.media-amazon.com/images/I/51iT7yi5PIL.jpg) ![Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit - Image 4](https://m.media-amazon.com/images/I/51fq4bRu5wL.jpg) ![Michigan Motorsports 1 Wire GM Coolant Temperature Switch Connector Pigtail Gauge Temp Sending Unit - Image 5](https://m.media-amazon.com/images/I/6157nUQOYtL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Temp gauge service pigtail *by P***S on July 18, 2026* The item was as described and fit securely in the new temp sensor for the job worked well gauge now reads acuretly ### ⭐⭐⭐⭐⭐ Perfect fit *by J***. on April 13, 2024* Hooked it up. It worked perfectly for my 1995 Chevrolet C1500. Good quality. No problems. ### ⭐⭐⭐⭐⭐ Wire length *by L***L on March 8, 2024* Works great for a 1993 4.3l v6 chevy.i wired it in to the coolant sensor on the block plenty of extra length if you mess up and need to rewire it --- ## 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.com.br/products/129607755-michigan-motorsports-1-wire-gm-coolant-temperature-switch-connector-pigtail](https://www.desertcart.com.br/products/129607755-michigan-motorsports-1-wire-gm-coolant-temperature-switch-connector-pigtail) --- *Product available on Desertcart Brazil* *Store origin: BR* *Last updated: 2026-08-13*