2013-2015 Nissan Altima QR25DE 2.5L I4 Engine Spark Plugs Replacement Guide

The iridium tipped OEM spark plugs in a fifth generation (2013, 2014, 2015 and probably also the revamped 2016 model year) Nissan Altima sedan with the QR25DE 2.5 liter inline four cylinder motor should last up to 100,000 miles. But they should be checked well before that time to verify that the engine is running properly and to make sure they do not become stuck or “frozen” in the cylinder head. Take a look at my DIY instructions for the procedure (including the replacement part numbers) by clicking on the text link or thumbnail image below.

2013-2015 Nissan Altima 2.5L I4 Engine Spark Plugs Replacement Guide

2013-2015 Nissan Altima QR25DE 2.5L I4 Engine Spark Plugs Replacement Guide

2013-2015 Nissan Altima 12V Automotive Battery Replacement Guide

If you’ve been having a hard time starting the engine in your fifth generation (2013, 2014, 2015 and possibly also the 2016) Nissan Altima sedan and the OEM 12 volt car battery in the engine bay is a few years old, you probably need to replace it. To view my DIY instructions for the procedure (including the compatible battery “Group Size” and some replacement part numbers) click on the text link or thumbnail picture below. (The steps should be the same for both the QR25DE 2.5L I4 and the VQ35DE 3.5L V6 motors.)

2013-2015 Nissan Altima 12V Car Battery Replacement Guide

2013-2015 Nissan Altima 12V Car Battery Replacement Guide

2013-2015 Nissan Altima Windshield Window Wiper Blades Replacement Guide

If you need to change the front windshield window wiper blades on your fifth generation (2013, 2014, 2015 and probably also the refreshed 2016) Nissan Altima sedan, check out my DIY instructions for the procedure (including the replacement blade sizes in inches and compatible part numbers) by clicking on the text link or thumbnail image below.

2013-2015 Nissan Altima Windshield Wiper Blades Replacement Guide

2013-2015 Nissan Altima Windshield Window Wiper Blades Replacement Guide

2013-2015 Nissan Altima Interior Door Panel Removal & Speaker Upgrade Guide

If you’d like to upgrade the OEM door speakers in your fifth generation (2013, 2014, 2015 and possibly also the revised or refreshed 2016 model year) Nissan Altima, you’ll first need to take off the plastic interior door panels. Take a look at my DIY instructions for the procedure by clicking on the text link or thumbnail image below.

2013-2015 Nissan Altima Interior Door Panel Removal Guide

2013-2015 Nissan Altima Interior Door Panel Removal Guide

2013-2015 Nissan Altima HVAC Cabin Air Filter Replacement Guide

If the A/C system in your fifth generation (2013, 2014, 2015 and possibly also the revised 2016 model year) Nissan Altima hasn’t been working as well recently or the air coming out of the vents smells musty or moldy, you probably need to clean or change the cabin air filter element in the HVAC blower motor housing. To view my DIY instructions for the procedure, including the replacement part numbers, click on the text link or thumbnail image below.

2013-2015 Nissan Altima Cabin Air Filter Replacement Guide

2013-2015 Nissan Altima Cabin Air Filter Replacement Guide