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If it has a 3 prong AC (120 volt) plug on the end of the cord, simply plug it in to a good AC source. Since the block heater is a heating element that is located in the coolant in the engine block it draws some current; the amount depends on the size of the heater element. You should only need it in very cold weather ie. below 20deg.F .
What else can I help you with?
Is there a easier way to replace heater core on a 1999 jeep grand Cherokee?
No, the entire dash has to be removed.
Will a 1999 Jeep Grand Cherokee Laredo with a 4.0 transmission fit a 1999 Jeep Grand Cherokee Laredo with a 4.7?
No, they will not interchange.
Will a 2000 to 2004 jeep grand Cherokee limited v8 power steering gear box fit on 1999?
To find out if a 2000-2004 Jeep Grand Cherokee power steering gear box will fit on a 1999 Jeep Grand Cherokee, call your nearest DIY auto parts store
What year transmissions are interchangeable with a 1999 Jeep Grand Cherokee Limited?
The most compatible and completely interchangeable transmission that can be used with a 1999 Jeep Grand Cherokee Limited is the 45RFE transmission. This is from a 2000 Jeep Grand Cherokee. Only this model year is compatible with the 1999 model year as the vehicles shared 127 of the exact same parts.
Will a 1998 Jeep Grand Cherokee transmission fit a 1999 Jeep Grand Cherokee?
It may fit, but it is not plug and play. The computer and trans systems are different.
Where is the 1999 jeep grand Cherokee ac drain?
where is the ac drain on 1999 jeep grand cherokee limited
Is there a easier way to replace heater core on a 1999 jeep grand Cherokee?
No, the entire dash has to be removed.
Are 1996 Jeep Grand Cherokee radiators interchangeable with a 1999 Jeep Grand Cherokee?
No. They are not interchangeable.
Is the catalytic converter for a 1995 Jeep Grand Cherokee interchangeable with the 1999 Jeep Grand Cherokee?
No.
What is the mpg for 1999 Jeep Grand Cherokee?
I get 15 to 17 miles per gallon with my 1999 Jeep Grand Cherokee Lorado.
Will a 1999 Jeep Grand Cherokee Laredo with a 4.0 transmission fit a 1999 Jeep Grand Cherokee Laredo with a 4.7?
No, they will not interchange.
Will 1996 Jeep Grand Cherokee Headlights fit a 1999 Jeep Grand Cherokee?
No. Different shape.
Will a 1999 jeep grand Cherokee windshield fit in a 1994 jeep grand cherokee?
look it up
How do you program the key fob for the 1999 Jeep Grand Cherokee?
Dealer only on 96+ newer Jeep Grand Cherokee's
Should i use premium gas or regular gas in a 1999 jeep grand Cherokee?
Regular unleaded is the recommended fuel for a 1999 Jeep Grand Cherokee.
2001 Jeep Grand Cherokee seat heater not working?
I have a 1999 -- same problem, and I've heard that it's a common one.
Can you bypass heater core on a 2000 jeep grand Cherokee?
Yes
