Notices
6.0L Power Stroke Diesel 2003 - 2007 F250, F350 pickup and F350+ Cab Chassis, 2003 - 2005 Excursion and 2003 - 2009 van

Battery Replacement

Thread Tools
 
Search this Thread
 
Old Aug 30, 2011 | 04:24 PM
  #1  
1NiceHarley's Avatar
1NiceHarley
Thread Starter
|
Senior User
10 Year Member
Joined: Oct 2010
Posts: 440
Likes: 0
From: Ft Worth
Battery Replacement

I couldn't find anything on a search. We have one of the batteries test bad. Replace both or just the bad one???
 
Reply
Old Aug 30, 2011 | 04:37 PM
  #2  
bpounds's Avatar
bpounds
Hotshot
15 Year Member
Liked
Loved
Community Favorite
Joined: Aug 2006
Posts: 17,400
Likes: 319
From: Whittier, CA
Always in pairs.
 
Reply
Old Aug 30, 2011 | 04:37 PM
  #3  
npccpartsman's Avatar
npccpartsman
Hotshot
20 Year Member
Liked
Loved
Community Favorite
Joined: Dec 2003
Posts: 15,369
Likes: 121
From: Stuttgart, Ar
Club FTE Silver Member

I would replace them in pairs. The theory (or fact) is that an older battery will drag the newer battery down. The only time I would replace one is if they were VERY close in age, i.e. virtually new.
 
Reply
Old Aug 30, 2011 | 05:26 PM
  #4  
IB Tim's Avatar
IB Tim
FTE Leadership Emeritus
20 Year Member
Veteran: Air Force
Joined: Jan 2003
Posts: 161,999
Likes: 75
From: 3rd Rock
Club FTE Gold Member
Absolutely both ....




OK I was not piling on I real believe (know) two is best
 
Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
woodtrucker
1994.5 - 1997 7.3L Power Stroke Diesel
8
Jan 8, 2014 07:46 AM
Number21
Electrical Systems/Wiring
19
Nov 7, 2013 10:39 AM
AngeliasDad
1999 - 2003 7.3L Power Stroke Diesel
2
May 17, 2007 10:49 PM
JRB
1999 - 2003 7.3L Power Stroke Diesel
3
Jul 13, 2005 09:06 PM
MOOK929RR
1997 - 2006 Expedition & Navigator
20
Jun 30, 2004 12:59 AM




All times are GMT -5. The time now is 09:49 PM.

story-0
This Hennessey Takes the Expedition Tremor's Off-Roading Capability to the Next Level

Slideshow: The VelociRaptor Expedition gains a lift, upgraded suspension, Brembo brakes, and trail-ready equipment while retaining the stock 440-horsepower EcoBoost V6.

By Verdad Gallardo | 2026-06-12 11:01:55


VIEW MORE
story-1
Top 10 Fords at 2026 Carlisle Ford Nationals

Slideshow: Top 10 Fords at 2026 Ford Nationals

By Joe Kucinski | 2026-06-09 11:10:08


VIEW MORE
story-2
3 Best / 3 Worst Parts of Modern Ford Ownership

Based on years of owning multiple modern Ford products.

By Brett Foote | 2026-06-09 10:53:36


VIEW MORE
story-3
10 Amazing Upgrades That Solve Common Ford Truck Owner Headaches

SPONSORED: From muddy boots to rain-soaked cargo, these upgrades address some of the most common frustrations Ford truck owners face every day.

By Pouria Savadkouei | 2026-06-08 18:50:34


VIEW MORE
story-4
Every 2026 Ford Engine Explained

Here's everything you need to know about every Ford engine available for the 2026 model year.

By Brett Foote | 2026-06-05 12:58:01


VIEW MORE
story-5
10 Ugly Ford Trucks That We Still Kinda Love

Slideshow: 10 ugly Ford trucks that we still kinda love.

By Joe Kucinski | 2026-06-03 09:51:16


VIEW MORE
story-6
10 Things Every Truck Owner NEEDS (2026 Edition)

Slideshow: the best gifts for dads & grads

By Michael S. Palmer | 2026-06-03 15:43:58


VIEW MORE
story-7
Rezvani's Latest Post-Apocalyptic Monster Is a Ford F-150 Raptor Underneath

Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.

By Verdad Gallardo | 2026-06-03 11:38:36


VIEW MORE
story-8
Top 10 Most Expensive Ford Trucks Ever Sold on Bring a Trailer

Slideshow: 10 most expensive Ford trucks ever sold on Bring a Trailer.

By Joe Kucinski | 2026-05-27 16:24:34


VIEW MORE
story-9
2027 Ford Super Duty Buyer's Guide (Every Model, Engine, & Package)

Here's everything that has changed for the latest model year.

By Brett Foote | 2026-05-27 16:17:28


VIEW MORE