Honda Odyssey Alternator Doesn't Fit? How to Fix it! (Pilot & Ridgeline Too!)

Honda Odyssey Alternator Doesn't Fit? How to Fix it! (Pilot & Ridgeline Too!) If you're replacing the alternator on your 2011-2013 Odyssey, 2012-2015 Pilot, or 2012-2014 Ridgeline models and discovering the new one doesn't fit, you're not alone! In this detailed DIY guide, I explain exactly why your new alternator may refuse to slide into place—even when it looks identical to your old unit. The problem often lies in the mounting boss being slightly oversized due to generous aftermarket manufacturing tolerances.

In this video, I show you how to carefully compare old and new alternators, check the insert placement, and use calipers to measure the boss thickness. Once diagnosed, I walk through how to gently grind the alternator boss for a precise fit without damaging your part. This guide is ideal for anyone experiencing clearance issues during alternator replacement on a 2011-2013 Odyssey, 2012-2015 Pilot, or 2012-2014 Ridgeline.

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Tools Related to this Tutorial:
-Soft-Faced Hammer
-Digital Caliper
-Dial Caliper
-Makita 18V Angle Grinder Kit

FULL alternator replacement video:    • How to Replace Honda Odyssey Alternator: S...  

Parts Required for Alternator Replacement:
-NOTE: Before purchasing, enter your vehicle year/make/model/trim in the Amazon garage tool to confirm fitment.
-OE Denso alternator (remanufactured) - https://amzn.to/3IDpbre - [RECOMMENDED]
-Budget alternator (new) - https://amzn.to/4kLEuvf
-Optional - Gates Premium Micro-V Serpentine Belt - https://amzn.to/419s2wM

Tools, Equipment, and Supplies Recommended for Alternator Replacement:
-Klein Tools MM600 Multimeter (full featured) - https://amzn.to/3Z0Dk4H
-AstroAI Multimeter (basic) - https://amzn.to/3YVjcB6
--8PCS Serpentine Belt Tensioner Wrench Tool Kit - https://amzn.to/3YMfIAT
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