How to disconnect the Car Battery on the Mercury Grand Marquis?

To disconnect the battery, start by disconnecting both cables from the battery terminals. Always disconnect the negative cable first and hook it up last to avoid shorting the battery. Next, locate the battery hold-down clamp on top of the battery and remove the bolt and nut to detach the clamp. Lift out the battery using special straps that attach to the battery posts for easier handling. To install the battery, simply reverse the removal process.

Genuine Mercury Grand Marquis Car Battery

Car Batteries

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

5 Car Batteries found

View related parts
Mercury Grand Marquis Battery
Part Number: BXT-65-750
$182.73 MSRP: $199.95
You Save: $17.22 (9%)
Product Specifications
- Replaces: BH-65-HH, BXL-65
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2011 Mercury Grand Marquis | 8 Cyl 4.6L Romeo SOHC EFI | 4-Speed Automatic Transmission 4R75E Livonia, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Mercury Grand Marquis Battery
Part Number: BXT-65-650
$182.73 MSRP: $199.95
You Save: $17.22 (9%)
Product Specifications
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2011 Mercury Grand Marquis | 8 Cyl 4.6L Romeo SOHC EFI | 4-Speed Automatic Transmission 4R75E Livonia, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
- 1995-1997 Mercury Grand Marquis | 8 Cyl 4.6L | 4AT, 4AT 4R70W, 4AT AODE
View related parts
Mercury Grand Marquis Battery
Part Number: BXL-65
$182.73 MSRP: $199.95
You Save: $17.22 (9%)
Product Specifications
- Replaced by: BXT-65-750
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2011 Mercury Grand Marquis | 8 Cyl 4.6L Romeo SOHC EFI | 4-Speed Automatic Transmission 4R75E Livonia, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Mercury Grand Marquis Battery
Part Number: BXT-65-850
$189.84 MSRP: $209.95
You Save: $20.11 (10%)
Product Specifications
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2011 Mercury Grand Marquis | 8 Cyl 4.6L Romeo SOHC EFI | 4-Speed Automatic Transmission 4R75E Livonia, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Mercury Grand Marquis Battery
Part Number: BX-58-C
$182.73 MSRP: $199.95
You Save: $17.22 (9%)
Product Specifications
- Replaced by: BXT-58-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1995-1997 Mercury Grand Marquis | 8 Cyl 4.6L | 4AT, 4AT 4R70W, 4AT AODE

Mercury Grand Marquis Car Battery

The Car Battery of a Mercury Grand Marquis vehicle can be seen as an important electrochemical gadget mostly used for storing electrical energy which is used to start the starter motor, ignition and fuelling injection system during vehicle engine starting. The Mercury Grand Marquis Car Battery also provides a power supply to parts whenever the engine of the vehicle is off and retains other basic operations including the clock and certain component memories of the auto. There has been the use of Conventional Flooded Lead-Acid (FLA) batteries, FLA Maintenance-Free batteries and the Absorbed Glass Mat (AGM) batteries in the Mercury Grand Marquis through the years of its production. FLA batteries: need to be maintained frequently while Maintenance-Free batteries need minimal service, but they have a leakage problem when they are damaged. On the same note, AGM batteries are known to have better features such as, no requirement of maintenance, withstand shock and have better starting cranking capacity making them more appropriate for tough operations. Car Battery size and Cold Cranking Amps (CCA) also matter a lot in the optimal performance and that's why they should be considered particularly while in regions that will experience cold weather.

We provide a wide range of Mercury Grand Marquis Car Battery at the optimal prices. If you need Mercury Grand Marquis Car Battery, you can shop with confidence on our website. All our OEM parts come with a manufacturer's warranty and are delivered to your doorstep with a fast delivery service.

Mercury Grand Marquis Car Battery Parts Questions & Experts Answers

Battery
BX-58-C
Q:
How to disconnect the Car Battery on the Mercury Grand Marquis?
Posted by Baker R.
A:
To disconnect the battery, start by disconnecting both cables from the battery terminals. Always disconnect the negative cable first and hook it up last to avoid shorting the battery. Next, locate the battery hold-down clamp on top of the battery and remove the bolt and nut to detach the clamp. Lift out the battery using special straps that attach to the battery posts for easier handling. To install the battery, simply reverse the removal process.
Answered by Ford Parts Specialist John / Feb 23, 2025