How to Service the Relay Block on Jeep Grand Cherokee?

To service the relay block, turn off the air bag system by disconnecting and isolating the battery negative cable and wait two minutes after that to allow the system capacitor to lose its charge so you don't have an accidental deployment. Pull outward on the upper edge of the opening cover to free it from the clips and then take out the screw at the bottom. Beneath the double piezo disk, sever both JB connectors on the bottom side of the device and then reach behind to cut the JB connector at the upper side. Untighten the screws holding the JB to the mounting bracket and push the top part of the JB out and up, while pulling on the lower panel to remove it. Bring the JB out of the opening that is below the instrument panel. When switching the JB, move all the fuses, circuit breakers and relays to their correct home in the new JB, following the wiring diagram to get the proper placement. On the JB mounting bracket, fit the JB so that the two tabs line up with the bracket slots and the snap clips meet their mounting slots too. Take the JB and firmly push it into the bracket to make the snap clips engage and then insert the four screws to secure it, but tighten them only to 2.2 N-m or 20 in. lbs. Link the wire harness connectors that are on top and bottom to the JB. Install the steering column opening cover by using the screw and fitting the top of the opening into the retaining clips and lastly link the negative side of the battery cable.

How Can the Relay Block Be Replaced and Secured in Its Mounting Location on Jeep Commander?

As you swap the Junction Block (JB) with a replacement unit, place all fuses, circuit breakers and relays from the old JB into the collectors and relays sections of the new model. Ensure that the JB is flush on the mounting bracket, putting the lower two tabs into the openings in the bottom of the bracket. Next, put the snap clips at the top of the JB into the top mounting slots in the bracket and push the JB down so that the snap clips inside the bracket grip the JB at the top. Attach the JB to the hole on the bracket (4 screws) and ensure it is tightened at 2 Nm (20 in. lbs.). Routes the top side wire harness connector back to the connector receptacle on the JB, after which you route both bottom side connectors back to the same receptacles. First, add the opening cover to the steering column, screw it in and push the panel's top inward to treat the clips before reconnecting the negative cable to the battery.

OEM Jeep Relay Block

Relay Fuse Box

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92 Relay Blocks found

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Jeep Fuse & Relay Box Part Number: 4692298AJ
$1453.13 MSRP: $2205.00
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Product Specifications
- Other Name: Module - Totally Integrated Power; Fuse and Relay Center; Junction Boxes; Fuse Box
- Replaces: 4692298AI, 4692298AC, 4692298AE, RL692298AG, 4692298AF, RL692298AH, 4692298AG, 4692298AD, 4692298AH, 4692298AB
Fits the following Jeep Models:
- Wrangler | 2010 | Rubicon, Sahara, Sport, Unlimited Rubicon, Unlimited Sahara, Unlimited Sport, Unlimited X, X | 3.8L V6, 6 Cyl 3.8 L GAS
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Jeep Junction Block Part Number: 68251626AD
$436.25 MSRP: $641.00
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Product Specifications
- Other Name: PDC - Intelligent Power; Junction Boxes; Relay Boxes; Fuse Box
- Replaces: 68251626AB, 68251626AC
Fits the following Jeep Models:
- Grand Cherokee | 2016-2017 | 75th Anniversary, Laredo, Limited, Overland, Summit, Trailhawk | 3.6L V6, 6 Cyl 3.6 L FLEX
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Jeep Fuse & Relay Box Part Number: 68217404AC
$979.45 MSRP: $1485.00
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Product Specifications
- Other Name: Module - Totally Integrated Power; Fuse and Relay Center; Junction Boxes; Fuse Box
- Replaces: 68217404AA, 68217404AB
Fits the following Jeep Models:
- Wrangler | 2014 | Rubicon, Sahara, Sport, Unlimited Rubicon, Unlimited Sahara, Unlimited Sport | 3.6L V6, 6 Cyl 3.6 L GAS
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Jeep Fuse & Relay Box Part Number: 68217405AB
$999.34 MSRP: $1505.00
You Save: $505.66 (34%)
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Product Specifications
- Other Name: Module - Totally Integrated Power; Fuse and Relay Center; Junction Boxes; Fuse Box
- Replaces: 68217405AA
Fits the following Jeep Models:
- Wrangler | 2015 | Rubicon, Sahara, Sport, Unlimited Rubicon, Unlimited Sahara, Unlimited Sport | 6 Cyl 3.6 L GAS
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Jeep Fuse & Relay Box Part Number: 56049717AQ
$1267.85 MSRP: $1935.00
You Save: $667.15 (35%)
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Product Specifications
- Other Name: Module - Totally Integrated Power; Fuse and Relay Center; Junction Boxes; Fuse Box
- Replaces: 56049717AF, 56049717AO, 56049717AJ, 56049717AH, 56049717AE, 56049717AM, 56049717AL, 56049717AK, 56049717AN, R6049717AQ, R6049717AO, 56049717AG, 56049717AP, RL049717AO
Fits the following Jeep Models:
- Wrangler | 2007 | Rubicon, Sahara, Unlimited Rubicon, Unlimited Sahara, Unlimited X, X | 3.8L V6, 6 Cyl 3.8 L GAS
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Jeep Fuse & Relay Box Part Number: 68574988AA
$260.59 MSRP: $386.00
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Product Specifications
- Other Name: Wiring - Pre Fuse Block
Fits the following Jeep Models:
- Wrangler | 2024 | Rubicon, Rubicon X, Sport, Sport S, Unlimited Rubicon, Unlimited Rubicon X, Unlimited Sahara, Unlimited Sport, Unlimited Sport S, Unlimited Willys, Unlimited Willys Sport, Willys, Willys Sport | 4 Cyl 2.0 L GAS, 6 Cyl 3.6 L GAS
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Jeep Fuse & Relay Box Part Number: 68370553AC
$344.65 MSRP: $508.00
You Save: $163.35 (33%)
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Product Specifications
- Other Name: PDC; Fuse and Relay Center; Junction Boxes; Relay Boxes; Fuse Box; Power Distribution Center
- Replaces: 68370550AC, 68370553AB
Fits the following Jeep Models:
- Wrangler | 2020 | Unlimited Rubicon, Unlimited Sahara, Unlimited Sport, Unlimited Sport S | 3.0L V6, 6 Cyl 3.0 L DIESEL
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Jeep Junction Block Part Number: 68242800AE
$352.66 MSRP: $527.00
You Save: $174.34 (34%)
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Product Specifications
- Other Name: PDC - Intelligent Power; Junction Boxes; Relay Boxes; Fuse Box
- Replaces: 68242800AC, 68242800AD, 68242800AB
Fits the following Jeep Models:
- Grand Cherokee | 2015 | Laredo, Limited, Overland, SRT, Summit | 3.6L V6, 5.7L V8, 6 Cyl 3.6 L FLEX, 6.4L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.4 L GAS
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Jeep Junction Block Part Number: 68425203AB
$481.78 MSRP: $727.00
You Save: $245.22 (34%)
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Product Specifications
- Other Name: Wiring - Intelligent Power; Junction Boxes; Relay Boxes; Fuse Box; Power Distribution Center Intelligent Power
- Replaces: 68425203AA, 68417603AB
Fits the following Jeep Models:
- Grand Cherokee | 2019-2021 | 80th Anniversary, Altitude, High Altitude, Laredo, Laredo E, Laredo X, Limited, Limited X, Overland, Summit, Trailhawk, Upland | 6 Cyl 3.6 L FLEX
- Grand Cherokee WK | 2022 | Laredo E, Laredo X, Limited | 6 Cyl 3.6 L FLEX
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Jeep Junction Block, Center Part Number: 68137439AG
$413.35 MSRP: $602.00
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Product Specifications
- Other Name: Center - Intelligent Power; Junction Boxes; Relay Boxes; Fuse Box
- Position: Center
- Replaces: 68137439AD, 68137439AC, 68137439AE, 68137439AF
Fits the following Jeep Models:
- Grand Cherokee | 2014 | Laredo, Limited, Overland, SRT, Summit | 3.6L V6, 5.7L V8, 6 Cyl 3.6 L FLEX, 6.4L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.4 L GAS
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Jeep Main Fuse, Rear Part Number: 68498509AA
$29.58 MSRP: $43.50
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Product Specifications
- Other Name: Fuse Array - High Current; Multi-Purpose Fuse, Rear; Junction Block, Rear; Multi-Purpose Fuse; Fuse Box
- Position: Rear
Fits the following Jeep Models:
- Grand Cherokee | 2022-2025 | 30th Anniversary 4xe, 4xe, Altitude, Altitude X, Anniversary Edition 4xe, Laredo, Laredo X, Limited, Overland, Summit, Summit Reserve, Trailhawk | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV), 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS
- Grand Cherokee L | 2021-2025 | Altitude, Altitude X, Laredo, Laredo X, Limited, Overland, Summit, Summit Reserve | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS
- Grand Wagoneer | 2022-2024 | Base, Obsidian, Series I, Series II, Series III, Series III Obsidian | 6 Cyl 3.0 L GAS, 8 Cyl 6.4 L GAS
- Grand Wagoneer L | 2023-2024 | Base, Obsidian, Series II, Series III, Series III Obsidian | 6 Cyl 3.0 L GAS
- Wagoneer | 2022-2024 | Base, Carbide, Series I, Series I Carbide, Series II, Series II Carbide, Series III, Series III Carbide | 6 Cyl 3.0 L GAS, 8 Cyl 5.7 L MILD HYBRID EV-GAS (MHEV)
- Wagoneer L | 2023-2024 | Base, Carbide, Series II, Series III | 6 Cyl 3.0 L GAS
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Jeep PDC Part Number: 68460093AD
$150.53 MSRP: $228.00
You Save: $77.47 (34%)
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Product Specifications
- Replaces: 68460093AC
Fits the following Jeep Models:
- Grand Cherokee | 2022-2025 | 30th Anniversary 4xe, 4xe, Altitude, Altitude X, Laredo, Laredo X, Limited, Overland, Summit, Summit Reserve, Trailhawk | 2.0L L4, 3.6L V6, 5.7L V8, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- Grand Cherokee L | 2021-2025 | Altitude, Altitude X, Laredo, Laredo X, Limited, Overland, Summit, Summit Reserve | 3.6L V6, 5.7L V8, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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Jeep Distribution Box Part Number: 68351953AG
$292.31 MSRP: $434.00
You Save: $141.69 (33%)
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Product Specifications
- Other Name: PDC
- Replaces: 68351953AE, 68351953AC, 68351953AD, 68351953AF
Fits the following Jeep Models:
- Cherokee | 2019-2022 | 80th Anniversary, Altitude, High Altitude, Latitude, Latitude Lux, Latitude Plus, Limited, Overland, Trailhawk, Trailhawk Elite, Upland, X | 3.2L V6, 6 Cyl 3.2 L GAS
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Jeep Junction Block Part Number: RL692316AJ
$256.42 MSRP: $374.00
You Save: $117.58 (32%)
Product Specifications
- Other Name: Module - Totally Integrated Power; Junction Boxes; Relay Boxes; Fuse Box
Fits the following Jeep Models:
- Grand Cherokee | 2011 | Laredo, Limited, Overland | 6 Cyl 3.6 L FLEX, 8 Cyl 5.7 L GAS
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Jeep Junction Block Part Number: 68425201AB
$413.35 MSRP: $602.00
You Save: $188.65 (32%)
Product Specifications
- Other Name: Wiring - Intelligent Power; Junction Boxes; Relay Boxes; Fuse Box; Power Distribution Center Intelligent Power
- Replaces: 68425201AA, 68320921AE, 68320921AC, 68320921AB
Fits the following Jeep Models:
- Grand Cherokee | 2018-2021 | High Altitude, Limited, Limited X, Overland, SRT, Summit, Trackhawk, Trailhawk | 5.7L V8, 6.2L V8, 6.4L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L GAS, 8 Cyl 6.4 L GAS
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Jeep Fuse & Relay Box Part Number: 68520848AA
$297.98 MSRP: $443.00
You Save: $145.02 (33%)
Product Specifications
- Other Name: Wiring - Pre Fuse Block
Fits the following Jeep Models:
- Wrangler | 2023 | Freedom, Rubicon, Sport, Sport S, Unlimited Freedom, Unlimited High Altitude, Unlimited High Tide, Unlimited Rubicon, Unlimited Sahara, Unlimited Sahara Altitude, Unlimited Sport, Unlimited Sport Altitude, Unlimited Sport S, Unlimited Willys, Unlimited Willys Sport, Willys, Willys Sport | 6 Cyl 3.6 L GAS, 6 Cyl 3.6 L MILD HYBRID EV-GAS (MHEV)
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Jeep Junction Block Part Number: 68425200AB
$317.24 MSRP: $469.00
You Save: $151.76 (33%)
Product Specifications
- Other Name: Wiring - Intelligent Power; Junction Boxes; Relay Boxes; Fuse Box; Power Distribution Center Intelligent Power
- Replaces: 68320919AC, 68425200AA, 68320919AB, 68320919AE
Fits the following Jeep Models:
- Grand Cherokee | 2018 | Limited, Overland, Summit, Trailhawk | 3.0L V6, 6 Cyl 3.0 L DIESEL
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Jeep Junction Block Part Number: 68165692AD
$176.75 MSRP: $260.00
You Save: $83.25 (33%)
Product Specifications
- Other Name: Module - Totally Integrated Power; Junction Boxes; Relay Boxes; Fuse Box
- Replaces: 68165692AB, 68165692AC
Fits the following Jeep Models:
- Grand Cherokee | 2013 | Laredo, Limited, Overland, SRT8 | 3.6L V6, 5.7L V8, 6 Cyl 3.6 L FLEX, 6.4L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.4 L GAS
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Jeep Junction Block, Center Part Number: 68242818AE
Product Specifications
- Other Name: Center - Intelligent Power; Junction Boxes; Relay Boxes; Fuse Box
- Position: Center
- Replaces: 68242818AD, 68242818AC, 68242818AB
Fits the following Jeep Models:
- Grand Cherokee | 2015 | Limited, Overland, Summit | 3.0L V6, 6 Cyl 3.0 L DIESEL
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Jeep Junction Block Part Number: 68089321AG
Product Specifications
- Other Name: Module - Totally Integrated Power; Junction Boxes; Relay Boxes; Fuse Box
- Replaces: 68089321AE, 68089321AF, 68089321AD, 68089321AC
Fits the following Jeep Models:
- Grand Cherokee | 2012 | Laredo, Limited, Overland, Overland Summit, SRT8 | 3.6L V6, 5.7L V8, 6 Cyl 3.6 L FLEX, 6.4L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.4 L GAS

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Jeep Relay Block

OEM parts sourced directly from Jeep deliver superior quality, long lasting strength, and a precise fit you can trust. Each item goes through strict quality checks to ensure safety, toughness, and performance that matches your factory equipment. At JeepPartsDeal online shop, you'll get top-quality, budget-friendly OEM Jeep Relay Block for your vehicle. We focus on giving you a high standard without pushing up the price. Our full selection of genuine factory products comes backed by the original manufacturer's warranty. You'll love our fast delivery, seamless shopping experience, and convenient return policy, saving you all the hassle.

Jeep Relay Block keeps both oil and coolant circulating easily, protecting power during rocky or highway driving. The image of Jeep was created in 1945, and the civilian rigs were introduced that were strong enough to go on battle trails but light enough to cross the city streets when Monday morning came around. Jeep enthusiasts long to explore the wilderness, with removable tops, an upright position, and a culture of waving back, which exchanges tips on the trail over smoldering campfires. Jeep drivers turn the Selec-Terrain knob and flick between snow and sand without calculating about the traction, relying on decades of experience in mud. Interiors in Jeeps are now combined with voice controls, large touchscreens, and over-the-air updates so that upgrades occur in the middle of the road trip but not the cabling. Relay Block is a steel backbone that is placed under the engine and directs the oil flowing in internal passages as well as directing the coolant to hot spots in order to ensure that the pistons remain calm when the throttle stomps. Multi-engine-compatible Relay Block connects to various engine combinations, and thus there is never a need to redesign when changing trims or power configurations. Relay Block also ensures dependability by combining lubrication and structural reinforcement in a single large casting, eliminating vibration before it can cause problems. High terrain change, Relay Block has its value each time there is a change in terrain; performance remains the same, instigating city curb all the way to desert wash.

Jeep Relay Block Parts and Q&A

Junction Block
56050593AB
Q: How to Service the Relay Block on Jeep Grand Cherokee?
A:
To service the relay block, turn off the air bag system by disconnecting and isolating the battery negative cable and wait two minutes after that to allow the system capacitor to lose its charge so you don't have an accidental deployment. Pull outward on the upper edge of the opening cover to free it from the clips and then take out the screw at the bottom. Beneath the double piezo disk, sever both JB connectors on the bottom side of the device and then reach behind to cut the JB connector at the upper side. Untighten the screws holding the JB to the mounting bracket and push the top part of the JB out and up, while pulling on the lower panel to remove it. Bring the JB out of the opening that is below the instrument panel. When switching the JB, move all the fuses, circuit breakers and relays to their correct home in the new JB, following the wiring diagram to get the proper placement. On the JB mounting bracket, fit the JB so that the two tabs line up with the bracket slots and the snap clips meet their mounting slots too. Take the JB and firmly push it into the bracket to make the snap clips engage and then insert the four screws to secure it, but tighten them only to 2.2 N-m or 20 in. lbs. Link the wire harness connectors that are on top and bottom to the JB. Install the steering column opening cover by using the screw and fitting the top of the opening into the retaining clips and lastly link the negative side of the battery cable.
Junction Block
68039117AA
Q: How Can the Relay Block Be Replaced and Secured in Its Mounting Location on Jeep Commander?
A:
As you swap the Junction Block (JB) with a replacement unit, place all fuses, circuit breakers and relays from the old JB into the collectors and relays sections of the new model. Ensure that the JB is flush on the mounting bracket, putting the lower two tabs into the openings in the bottom of the bracket. Next, put the snap clips at the top of the JB into the top mounting slots in the bracket and push the JB down so that the snap clips inside the bracket grip the JB at the top. Attach the JB to the hole on the bracket (4 screws) and ensure it is tightened at 2 Nm (20 in. lbs.). Routes the top side wire harness connector back to the connector receptacle on the JB, after which you route both bottom side connectors back to the same receptacles. First, add the opening cover to the steering column, screw it in and push the panel's top inward to treat the clips before reconnecting the negative cable to the battery.