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ACDelco Professional 252-845 Engine Water Pump

4.7 4.7 out of 5 stars 2,081 ratings

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Purchase options and add-ons

Brand AC Delco
Item Weight 3.1 Pounds
Vehicle Service Type Truck

About this item

  • All Makes water pumps fit GM vehicles as well as a wide range of non-GM vehicles
  • Thoroughly tested for reliable, leak-free performance
  • Coated seals support seal longevity and durability
  • Heat-treated shaft assemblies provide superior strength and durability over non-treated assemblies
See more product details

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From the manufacturer

More parts to explore
Water Pump ACDelco

ACDelco Gold Water Pumps

ACDelco gold water pumps are the high-quality alternative to OE parts. These parts are manufactured to meet fit, shape and function expectations, making them a smart choice for General Motors vehicles as well as most brands and models. These high-quality water pumps are backed by General Motors. (ACDelco Gold previously appeared as ACDelco Professional.

Signs of Wear

Leaking coolant – puddle of coolant under the vehicle, a constant drip or stream of coolant from the pump’s weep hole, or constantly empty or low coolant reservoir.

Engine overheating – engine may not be receiving the required coolant flow. Check for proper level of coolant.

Visible component wear – worn seals, corrosion, pitting of pump components or a loose or wobbly pump shaft

Features and Benefits

  • Over 300 part number covering GM and Non GM applications
  • Thoroughly tested for reliable, leak-free performance
  • Coated seals support seal longevity and durability
  • Heat-treated shaft assemblies provide strength and durability over non-treated assemblies
  • High quality bearings are permanently seal
  • wall sections and smooth coolant flow cavities for efficient operation
  • Packaged for product protection during shipment
At GM Genuine Parts and ACDelco, we strive to blend quality and expertise to keep you moving forward

Product Description

An ACDelco Professional, premium aftermarket Engine Water Pump circulates coolant through your vehicle’s radiator and engine system to help maintain proper engine temperature and performance. The gaskets, seals, and O-rings packaged with this Professional, premium aftermarket water pump help guarantee that all necessary parts are available for trouble-free installation. ACDelco Professional Water Pumps are the high quality replacement ideal for many vehicles on the road today. This premium aftermarket replacement engine water pump is manufactured to meet your expectations for fit, form, and function.

Product information

Technical Details

Additional Information

Warranty & Support

Amazon.com Return Policy:Amazon.com Voluntary 30-Day Return Guarantee: You can return many items you have purchased within 30 days following delivery of the item to you. Our Voluntary 30-Day Return Guarantee does not affect your legal right of withdrawal in any way. You can find out more about the exceptions and conditions here.
Product Warranty: For warranty information about this product, please click here. [PDF ]

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ACDelco Professional 252-845 Engine Water Pump


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ACDelco Professional 252-845 Engine Water Pump
ACDelco Professional 252-845 Engine Water Pump
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Price$101.99$166.78$95.99$98.99$95.16$102.99
Delivery
Get it as soon as Tuesday, Apr 2
Get it as soon as Tuesday, Apr 2
Get it as soon as Tuesday, Apr 2
Get it as soon as Tuesday, Apr 2
Get it as soon as Tuesday, Apr 2
Get it Apr 8 - 9
Customer Ratings
Easy to install
4.5
4.3
4.5
4.0
Value for money
4.3
4.1
4.1
3.8
Longevity
4.2
3.4
3.5
5.0
Sold By
Amazon.com
Amazon.com
PremiumpartsWhosale
Rritess
BRTEC AutoParts
Drivestar Autoparts
compatible vehicles
Truck
Car
Truck
for cadillac, for chevrolet
Truck
part interchange
252-845
replacement
interchange
replacement

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Customer reviews

4.7 out of 5 stars
4.7 out of 5
2,081 global ratings

Customers say

Customers like the quality, fit, performance, ease of installation, and value of the engine water pump. For example, they mention it's a reputable brand, works well, and is easy to install. That said, opinions are mixed on gaskets and leakage.

AI-generated from the text of customer reviews

99 customers mention74 positive25 negative

Customers like the quality of the engine water pump. They say it is well-built, has a smooth surface, and is made of a good grade of stainless steel. Some mention that it is a reputable brand and will last a long time.

"...my coolant level every other week, and I know this pump will last a very long time before another replacement is required." Read more

"This part works like a champ. Genuine." Read more

"...ought to be ashamed stamping it with capital AC Delco definitely not quality if I would have went ahead with the POS from AutoZone it would have..." Read more

"...The impeller shaft appears to be made of a good grade of stainless steel and is threaded very precisely for attachment of the fan clutch assembly...." Read more

82 customers mention82 positive0 negative

Customers are satisfied with the fit of the engine water pump. They mention that it works perfectly, has a built-in o-ring that fits neatly into the thermostat housing, and does not require any additional parts. However, some customers report that the thermostat gasket is missing.

"...It comes with a built-in o-ring that fits neatly into the thermostat housing and also does not require any additional gasket or sealant...." Read more

"Water pump looks good and fits as designed. My truck is a 2004 GMC with 4.8" Read more

"...It, of course, fit precisely into place and was of good construction...." Read more

"Been on a few months no problems. Oem. Direct fit." Read more

75 customers mention67 positive8 negative

Customers like the performance of the engine water pump. For example, they mention it works well, is built well, and has no issues so far. Some appreciate the gaskets that came with the pump.

"...So far, this thing is running totally flawless, and I'm HAPPY that I finally yanked out the old, leaky aftermarket junk that was in there before,..." Read more

"This part works like a champ. Genuine." Read more

"Pump is working well and leak is gone, Amazon filters the reviews so maybe this one will be accepted..." Read more

"Smooth install. 2001 gmc sierra. Had zero issues & after a month no problems. I deem this an excellent replacement" Read more

54 customers mention51 positive3 negative

Customers find the installation of the engine water pump to be easy. They mention that the pump comes with instructions and an O-Ring or Paper Gasket for the thermostat. Some say that the installation was smooth and everything fit perfectly. Overall, most are satisfied with the ease of installation and the satisfying repair they've made to their vehicle.

"...your engine compartment to replace a part like this, the repair is actually pretty easy...." Read more

"Installation went smoothly" Read more

"...It came with instructions for installation and an O-Ring or Paper Gasket for the thermostat housing (depending on your particular configuration)...." Read more

"Pretty easy installation. Quality product .buy the heater hose and thermostat and thremostat housing kit if changing this...." Read more

50 customers mention50 positive0 negative

Customers appreciate the value of the engine water pump. They say it saves them money compared to the 170$ plus tax autozone had it for. Some mention that the price is excellent and the merchants are great.

"...Had everything with it. And way cheaper than local stores." Read more

"Great product and really good price. I would use again on another vehicle anytime it’s needed" Read more

"Great price fast shipping great merchants" Read more

"...disassembly for a repair job, replacing the water pump is both relatively inexpensive and (for me) at 150,000+ miles, probably a wise decision...." Read more

21 customers mention17 positive4 negative

Customers like the shipping of the engine water pump. They mention that it comes in quick, is well packaged, and is a perfect fit for their truck.

"...Fast delivery. Had everything I needed." Read more

"Came in quick, great price, perfect fit for truck!" Read more

"Fast shipping and very easy to install" Read more

"Works great, looks great, quick shipping, good price, 5 stars!" Read more

35 customers mention21 positive14 negative

Customers are mixed about the gaskets. Some mention that it comes with the gaskeats and o rings, while others say that it didn't include gasket.

"...The "kit" comes with all the gaskets you need, and you DO NOT need to add any extra adhesives or sealants...." Read more

"...at least part of it is made in China, and the included gaskets were not very impressive." Read more

"What else can I say other than it was an easy install. Came with all gaskets, super clean, works the way it should." Read more

"Did not come with the appropriate thermostat gasket. Came with 2 thermostat gaskets and neither were correct...." Read more

32 customers mention14 positive18 negative

Customers are mixed about the leakage of the engine water pump. Some mention that it works without leaks, while others say that it started to leak after a year. Some customers also mention that the pump has no gaskets or seals, and exploded.

"...this one I don't believe me 15,000 miles and it's starting to leak out the weep hole so it's like the old saying you get what you pay for they ought..." Read more

"Pump is working well and leak is gone, Amazon filters the reviews so maybe this one will be accepted..." Read more

"I had a 2001 GMC Seirra 1500 5.3 liter z71 my water pump started leaking...." Read more

"...So far there have been so signs of leaks and the coolant in the reservoir tank is holding steady." Read more

This water pump failed did severe damage to my engine
5 Stars
This water pump failed did severe damage to my engine
Was driving down the road and water pump exploded and tore up everything around it. 1,000 dollars worth of damage, do not buy spend the extra money for a quality pump.
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Top reviews from other countries

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Amazon Customer
5.0 out of 5 stars Quality part
Reviewed in Canada on October 12, 2023
Effr
5.0 out of 5 stars Excelente producto
Reviewed in Mexico on August 9, 2022
Stephane Chapdelaine
5.0 out of 5 stars Perfect fit
Reviewed in Canada on April 26, 2023
Shawn
5.0 out of 5 stars Will write another review if it fails within a year
Reviewed in Canada on May 1, 2021
ryan
5.0 out of 5 stars Does fit 2002 yukon
Reviewed in Canada on February 10, 2022