ACDelco 8993146 Coolant Temp. Sensor/Sender
Made in USA
The GM part number 8993146 is an Engine Coolant Temperature Sender (Sender, or sometimes called a Switch) typically cross-referenced to ACDelco D1885 and aftermarket part Standard Motor Products TS-76. This is a classic, single-terminal sender primarily used to operate the dashboard temperature gauge on a massive range of GM vehicles from the late 1970s through the mid-1990s.
| Vehicle Make |
Vehicle Model |
Years |
Engine Size |
Part Number |
OEM Numbers |
Special Notes |
| Chevrolet |
Trucks (C/K 10-3500, Blazer, Suburban) |
1979-1992 |
L4, V6, V8 (3.8L, 5.0L, 5.7L, 7.4L, etc.) |
8993146 |
D1885 |
Wide Truck Use: Fits most full-size C/K series trucks, K5/K10/K20/K30 Blazers, Suburbans, and Vans. Verify with Gauge. |
| GMC |
Trucks (C/K 1500-3500, Jimmy, Suburban, Yukon) |
1979-1994 |
L4, V6, V8 (3.8L, 5.0L, 5.7L, 7.4L, etc.) |
8993146 |
TS-76 |
Gauge Sender: This sender is specifically for vehicles equipped with a dashboard temperature gauge, not a warning light. |
| Chevrolet |
Camaro, Corvette, Monte Carlo, Caprice, Cavalier |
1979-1995 |
V6 (2.8L, 3.8L), V8 (5.0L, 5.7L) |
8993146 |
8993115, 8993164 |
Fits numerous platforms (F-Body, B-Body, X-Body, etc.) across the years. Most famously used in 1982-1992 Camaro/Firebird with gauges. |
| Pontiac |
Firebird/Trans Am, Grand Prix, T1000 |
1979-1992 |
V6, V8, L4 |
8993146 |
25036135 |
Common on many older Pontiac models with temperature gauges. |
| Buick |
Regal, LeSabre, Century, Skyhawk |
1979-1989 |
V6, V8 |
8993146 |
25037346 |
Used in many Buick models, particularly those with the 3.8L V6 (including early Grand Nationals). |
| Oldsmobile |
Cutlass, Delta 88, Omega |
1979-1988 |
V6, V8 |
8993146 |
8992508 |
Fits various models, confirming it is a nearly universal GM sender for the dash gauge during this period. |
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Please look over the images carefully, as they provide the best description of the exact part you will receive. Please do your own due diligence to ensure this part is correct for your application before purchase.
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Carefully inspected and guaranteed – Order with confidence!
Discover rare, authentic, high-quality Made in the USA vintage auto parts. We specialize in NOS (New Old Stock) parts, sourcing unused treasures from closed auto parts stores and manufacturers. These hard-to-find parts are essential for completing your restoration or keeping your classic car on the road. Unless otherwise noted, parts are "New Other," meaning new and unused, though original packaging may be opened and show signs of age or storage.
What to Expect
Each part is carefully inspected and photographed to provide you with an accurate representation of its condition. We use detailed descriptions and multiple images so you can make informed decisions. While most parts are new, their packaging may have been opened for inspection or photography. Boxes may be torn, missing, or show signs of wear.
Important Notes
- Fitment: We strive for accuracy, but our fitment information is based on older catalogs and may contain errors. Please do your own due diligence and research the item yourself to make sure it's the correct part for your application BEFORE purchase.
- Returns: We accept returns on defective items. Please double-check compatibility before purchasing, as we cannot accept returns for misordered parts.
- Completeness: We do our best to ensure all parts are complete, but due to their age, some small components like gaskets may be missing or brittle, cotter pins, or nuts may be missing.
- No Warranty: We do not offer a warranty, expressed or implied. Any existing manufacturer warranty is between you and the manufacturer.
- No Advice: We are not mechanics and cannot provide repair or installation advice.
