1AHCK00008-BMW 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
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BMW 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit DIY Solutions


Radiator Overflow Bottle
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$151.95
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DIY Solutions
HVA01085
In Stock
Part 1AHCK00008
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Part 1AHCK00008
In Stock
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Part Details

  • Quantity:   3 Piece

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Item Condition: New

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WARNING:  This product can expose you to chemicals including Styrene and Bisphenol A (BPA), which are known to the State of California to cause cancer, and birth defects or other reproductive harm.  For more information, go to www.P65Warnings.ca.gov.

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.

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Expedited is available on checkout to the United States, excluding Alaska, Hawaii and US Territories as well as P.O. Boxes and APO/FPO/DPO addresses.  Final shipping costs are available at checkout.

How to Replace Radiator Overflow Tank Mounting Plate 01-05 BMW 325Xi

Created on: 2019-08-16

Check out this video to learn how to replace the radiator overflow tank mounting plate on your 01-05 3 Series (E46) BMW!

  1. step 1 : Removing the Radiator Fan and Shroud
    • Disconnect the negative battery cable by loosening the 10mm nut
    • Remove the air collector push pin retainers
    • Remove the air collector
    • Disconnect the two electrical connectors on the passenger side of the fan shroud
    • Remove the T25 screw from the passenger side corner of the fan shroud
    • Remove the push pin retainer from the driver side corner of the fan shroud
    • Loosen the radiator fan clutch using a fan clutch tool
    • The fan clutch is reverse threaded
    • Remove the fan and fan shroud
  2. step 2 : Removing the Air Filter Box
    • Disconnect the MAF electrical connector
    • Loosen the air filter box hose clamp
    • Disconnect the air tube from the air filter box
    • Release the air filter box lever latches
    • Remove the air filter box lid
    • Remove the air filter
    • Remove the two 10 mm bolts securing the air filter box
    • Disconnect the wiring from the retaining tab
    • Remove the air filter box
  3. step 3 : Removing the Coolant Reservoir
    • Remove the coolant reservoir cap
    • Open the radiator drain at the bottom driver side of the radiator to drain the coolant
    • Release the retaining clips to disconnect the upper radiator hose from the coolant reservoir and radiator
    • Remove the T20 radiator screw above the coolant reservoir
    • Remove the T20 coolant reservoir screw
    • Pry up the retaining clip to disconnect the coolant hose from the reservoir. More coolant will drain out, have a drain pan ready
    • Pull the reservoir retaining lever towards the center of the vehicle
    • Lift the reservoir straight up to remove it
    • Disconnect the coolant level sensor electrical connector
  4. step 4 : Removing the Radiator Overflow Tank Mounting Plate
    • Disconnect the electrical connector from the lower radiator hose
    • Release the retaining clip to disconnect the lower radiator hose from the radiator
    • Release the retaining clip to disconnect the lower radiator hose from the thermostat housing
    • Pull up on the retainer clip handle to remove the transmission cooler
    • Remove the thermostat from the coolant overflow tank mounting plate
    • Pull the retainer clip to disconnect the hose from the hose connector
    • Slide the hose connector toward the driver side to remove it
    • Remove the T25 screw from the lower corner of the coolant reservoir bracket
    • Carefully pry to remove the coolant overflow tank mounting plate
  5. step 5 : Installing the Radiator Overflow Tank Mounting Plate
    • Install the radiator overflow tank mounting plate by attaching it to the top of the radiator first, then inserting the connection into the radiator
    • Install the T25 screw at the lower corner of the coolant reservoir bracket
    • Slide the hose connector into position
    • Reconnect the hose to the hose connector
    • Install the transmission cooler
    • Install the thermostat into the radiator overflow tank mounting plate
  6. step 6 : Installing the Coolant Reservoir
    • Reconnect the coolant level sensor electrical connector
    • Lower the coolant reservoir onto the connections and lock the retainer
    • Reconnect the hose to the reservoir and lock the retainer
    • Install the T20 reservoir screw
    • Install the T20 radiator screw
    • Install the lower radiator hose and lock the retainer on each end
    • Reconnect the lower radiator hose electrical connector
    • Install the upper radiator hose onto the thermostat housing and lock the retainer
    • Install the upper radiator hose onto the radiator and coolant reservoir and lock the retainers
  7. step 7 : Installing the Radiator Fan and Shroud
    • Lower the radiator fan and fan shroud together
    • Tighten the fan clutch onto the water pump pulley by turning it clockwise
    • Torque the fan clutch nut to 22-29 ft-lb if able
    • Install the fan shroud push pin retainer on the driver side
    • Install the fan shroud T25 screw on the passenger side
    • Reconnect the two electrical connectors on the passenger side of the fan shroud
  8. step 8 : Installing the Air Filter Box
    • Lower the air filter box into position
    • Install the two 10 mm air filter box bolts
    • Install the air filter
    • Slide the air filter cover onto the air tube
    • Secure the air filter cover with the lever latches
    • Reconnect the MAF electrical connector
    • Tighten the air filter cover hose clamp
    • Insert the air collector into the air filter box
    • Secure the air collector with the push pin retainers
    • Reconnect the negative battery cable and tighten the 10 mm nut
  9. step 9 : Refilling the Coolant
    • Use coolant specified by the vehicle manual
    • Fill the coolant reservoir
    • Remove the bleeder screw adjacent to the reservoir opening
    • Fill the reservoir until coolant flows out the bleeder opening
    • Reinstall the bleeder screw
    • Adjust the coolant level as necessary
    • Run the engine with the heat on to bleed the system
    • Adjust the coolant level as necessary

Tools needed for replacement

  • General Tools

    Funnel

    Drain Pan

    Pick

  • Pliers, Cutters & misc Wrenches

    Side Cutters

  • Ratchets & Related

    Socket Extensions

    Ratchet

  • Sockets - Metric

    10mm Socket

    22mm Socket

  • Specialty Tools

    Fan Clutch Wrench

    Trim Tool Set

  • Star Drivers & Sockets

    T20 Socket

    T25 Socket

Installation Video
Watch video

Fits these Makes

Year Make Model Description
2000BMW 323Ci BMW 323Ci Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
1999-2000BMW 323i BMW 323i Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
2001-2006BMW 325Ci BMW 325Ci Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
2001-2005BMW 325Xi BMW 325Xi Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
2001-2005BMW 325i BMW 325i Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
2000BMW 328Ci BMW 328Ci Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
1999-2000BMW 328i BMW 328i Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
2001-2005BMW 330Ci BMW 330Ci Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
2001-2005BMW 330Xi BMW 330Xi Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit
2001-2005BMW 330i BMW 330i Automatic Transmission 3 Piece Radiator Overflow Tank, Mounting Plate, & Distribution Pipe Kit

Part Interchange

Brand Label Part Number
DIY Solutions HVA01085
DIY Solutions HVA00557
DIY Solutions HVA02654
DIY Solutions HVA02553

This item may be interchangeable with parts from other brands with the above part numbers. This information is provided only for reference and does not guarantee that the item you are purchasing is identical to parts with part numbers from the brands listed above. To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.

DIY Solutions
HVA01085
In Stock
Part 1AHCK00008
Product Reviews
5.00/ 5.0 4
John
July 26, 2017
Fit perfect. My son can now drive his car. At 16 years old that's important
Excellent Service
J
March 8, 2019
Excellent, Fast, and courteous service. Always get the right parts!! Thank you!!
Saving my behind.
D
August 15, 2019
I have a 3 series bmw my coolant tank messed up one morning,I had no idea where to get one ,friend of mine gave me 1aauto website ,I ordered the part it came real fast this place is the best in my book I won't go anywhere else.Thank You.
R
October 21, 2020
Got my item on time and was just like OEM for a great price
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
Should I get a thermostat to?
June 19, 2020
10
Yes , I recommend you should replace everything while your down there
June 19, 2020
10
We recommend it, but if your OE part is still good, then it is up to you! Thanks for the inquiry!
June 19, 2020
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