15% OFF ORDERS $35+ | 20% OFF $100+ | ONLINE ONLY
USE CODE
CRUISE
*
Exclusions apply.
Advance Auto Parts Logo
Choose a Store
  • Shop All
  • Replacement Parts
  • Performance Parts
  • Accessories
  • Oil & Fluids
  • Special Offers
  • Advance Rewards
  • Advice & How-Tos
  • Project Guides
  • FAQ / Help Desk
Loading...
Share
Product thumb
Product thumb
Product thumb
Product thumb
Product main large

Dorman - Help Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack

(9 reviews)
Part # 54227
1 year warranty
Loading...
Loading...
How Would You Like To Get This Item?

Store Pickup

Loading...Loading...Loading...

Same Day Home Delivery

Loading...Loading...Loading...

Home Delivery

Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...

Product Information

Product Details
Part No. 54227
Warranty Details (1 Year Warranty)
Cracked or lost the original engine coolant reservoir cap- Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:
  • Direct replacement - this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific - made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit - reverse-engineered from the original equipment to fit perfectly
  • Excellent value - a quick, easy replacement that's less expensive than going back to the dealership
Specifications
Attachment Type:
Threaded

Color:
White

Diameter:
31 mm

Length:
1.5 in

Material:
Plastic

Pressure Release Lever:
No

Pressurized:
No

Type:
Twist

Vented:
No

Width:
1.5 in
Loading...
Loading...Loading...Loading...Loading...Loading...
1 out of 5
9 Customer Reviews
0% of respondents would recommend this to a friend
Ratings Distribution
5 Stars
0
4 Stars
0
3 Stars
0
2 Stars
0
1 Star
9
Pros
No Pros
Cons
No Cons
Reviewed by 9 Customers
Doesn't fit.
The thread on the cap doesn't match the reservoir.
Bottom Line No, I would not recommend to a friend
Doesn't fit
The cap is made of good plastic but the thread is too thick and won't screw in .
I would not recommend this product
Verified Buyer -
This cap was too small.
Manufactured incorrectly
Wrong threading for vehicle. Does not fit!!!!!!!
Bottom Line No, I would not recommend to a friend
Doesn't Fit 3001 Honda Civic lx
this item is incorrect it is not the right fit for 3001 Honda Civic. It is too large in diameter to fit the recovery tank
Bottom Line No, I would not recommend to a friend
Loading...
Loading...Loading...Loading...Loading...Loading...
No results
Loading...
Loading...Loading...Loading...Loading...Loading...
Feedback
Be The First To Know About Deals And Promotions.
Plus, create an account to receive $5 off of $20 or more.
TOP REPLACEMENT PARTS
Brake Pads & Shoes
Brake Rotors
Alternators
Water Pumps
Starters
Brake Calipers

Order Lookup

Help Desk

Store Locator

In Store Services

Mobile App

CUSTOMER SUPPORT
Accessibility Statement
Contact Us
Forgot Password
Help Desk
In Store Pickup
In Store Services
Order Tracking
Recall Information
Return Policy
Same Day Delivery
© 2026 Advance Auto Parts
Privacy Policy
Terms of Use
Site Map
ADVANCING A WORLD IN MOTION®