Slow on Take-off -
Sign Up   Today's Posts
User: Pass: Remember?
Advertise Here
Jeep Home Jeep Forum Jeep Classifieds Jeep Registry JeepSpace Jeep Reviews Jeep Gallery Jeep Clubs Jeep Groups Jeep Videos Jeep Events Jeep Articles
Go Back > Models > Jeep Grand Cherokee & Commander Forums > ZJ Grand Cherokee Forum > Slow on Take-off

The Jeep Forum Discount is ON!FS: Jeep Fog Light LED Bulbs! Several Brightness Options! FS: Wranger BRIGHT License Plate LED! Just $3! Great value

Unread 08-22-2007, 09:57 PM   #1
toke's Avatar
1995 YJ Wrangler 
Join Date: Mar 2006
Location: Yermo Ca
Posts: 589
Slow on Take-off

ok the GC is starting to be a dog on take-off
but just on take off when im goin 30ish and whomp it ... it goes
its got the 4.7L V-8 and runs smooth as can be idle is good smooth shifting and even engine tone throughout the power range

so k&N intake (just cleaned) newer FM super 40

what are the recommendations? tuneup?
which plugs do you recommend?
fuel injector cleaners?
sea foam, stp?

oh and BTW I just bought a welder so I can finally install the rear KMA

1995 YJ gone as well

2001 Grand RIP

2004 Rubicon RIP

Last edited by toke; 08-22-2007 at 10:07 PM..
toke is offline   Reply With Quote Quick reply to this message
Unread 08-22-2007, 10:02 PM   #2
Registered User
1999 WJ 
Join Date: Jun 2007
Location: Northern VA
Posts: 1,425
o2 sensor? and is it a v8? v8 ho? i6? does it idle rough? or smooth?
99 WJ 4.7V8 selc-trac swap
285s re-tread
IRO 6.5 Long Arms
Aussie Locked Rear

in the works... lots deployments are great for jeep budgets

Go Doorless!

Things i need..
good spots in the mid atlantic to camp, hike, fish, kyak and wheel, if you know please share

Originally Posted by 5.9 ANDY
i would do the rear.
MuddyLuxury is offline   Reply With Quote Quick reply to this message
Unread 08-22-2007, 10:20 PM   #3
Registered User
Join Date: Nov 2006
Location: Complete, Confusion
Posts: 1,772
I m thinking cap rotor wires and plugs. If they are old. Some injector cleaner wouldnt hurt. I have the I 6 so Im not much help on what plugs or the way the 4.7 runs. Seems to me weak power under a load is a weak spark. Its a place to start.
Katesdad is offline   Reply With Quote Quick reply to this message

Quick Reply

Register Now

In order to be able to post messages on the forums, you must first register.
Please enter your desired user name, your email address and other required details in the form below.
User Name:
Please enter a password for your user account. Note that passwords are case-sensitive.
Confirm Password:
Email Address
Please enter a valid e-mail address for yourself.

Email Address:


Human Verification

In order to verify that you are a human and not a spam bot, please enter the answer into the following box below based on the instructions contained in the graphic.

Thread Tools

Suggested Threads

Jeep, Wrangler, Cherokee, Grand Cherokee, and other models are copyrighted and trademarked to Jeep/Chrysler Corporation. is not in any way associated with Jeep or the Chrysler Corp.