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Gas Tank Replacement for 1988 Fuel Injected Grand Wagoneer

Posted: Mon Jan 15, 2018 1:08 pm
by pjwoody88
I have a fuel injected '88 Grand Wagoneer and need to replace the gas tank. The original one is full of sludge and rust. I am being told that there are no aftermarket tanks for the Grand Wagoneer. Is this correct? Are there alternates that would fit?

Re: Gas Tank Replacement for 1988 Fuel Injected Grand Wagoneer

Posted: Mon Jan 15, 2018 1:45 pm
by ShagWagon
They are plastic. Maybe take it out and clean it up.

There's a lot of tanks that people modify to fit in the spare tire area as a second tank or larger tank that seem to be no problem. All over the forums and internet.

Re: Gas Tank Replacement for 1988 Fuel Injected Grand Wagoneer

Posted: Mon Jan 15, 2018 2:47 pm
by babywag
just clean it warm soapy water is all that should be needed.
I can see sludge from old gas or whatever, but have never seen rust in a poly tank.
Is this a shop looking to milk $$ you?

Re: Gas Tank Replacement for 1988 Fuel Injected Grand Wagoneer

Posted: Tue Jan 16, 2018 12:32 pm
by pjwoody88
babywag wrote:just clean it warm soapy water is all that should be needed.
I can see sludge from old gas or whatever, but have never seen rust in a poly tank.
Is this a shop looking to milk $$ you?


Sounds like it. Thanks for the assistance!

Re: Gas Tank Replacement for 1988 Fuel Injected Grand Wagoneer

Posted: Mon Jan 29, 2018 6:09 pm
by FSJ Guy
A 1991 TWO DOOR Chevy S10 blazer fuel tank will fit in the spare tire spot and is set up for an in tank fuel pump.

You will need adapters to connect the stock fuel filler lines to the Chevy tank.

Re: Gas Tank Replacement for 1988 Fuel Injected Grand Wagoneer

Posted: Mon Jan 29, 2018 7:16 pm
by tedlovesjeeps71
FSJ Guy wrote:A 1991 TWO DOOR Chevy S10 blazer fuel tank will fit in the spare tire spot and is set up for an in tank fuel pump.

You will need adapters to connect the stock fuel filler lines to the Chevy tank.
How many gallons is that? Be nice to have a tank that doesn't have a wonky fuel reading depending on how the Jeep is oriented.


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Re: Gas Tank Replacement for 1988 Fuel Injected Grand Wagoneer

Posted: Fri Feb 02, 2018 1:06 pm
by FSJ Guy
Ir's only rated for 19 gallons, unfortunately.

Other tanks will fit, but will hang below the trailer hitch frame.

EDIT: See my website for gas tank pix.

Re: Gas Tank Replacement for 1988 Fuel Injected Grand Wagoneer

Posted: Wed Jan 30, 2019 11:31 am
by pjwoody88
FSJ Guy wrote:A 1991 TWO DOOR Chevy S10 blazer fuel tank will fit in the spare tire spot and is set up for an in tank fuel pump.

You will need adapters to connect the stock fuel filler lines to the Chevy tank.
Still having gas problem and just did a new post in this forum too. Did you do this replacement yourself? What problems were you having before you added the other tank?