2011-2017 Jeep Compass Radiator Support: Damage, Rust, and the 2017 'Classic' Trap
Your complete guide to inspecting, buying, and replacing the radiator support on the first-generation (MK) Jeep Compass.
- For the 2017 model year, this part ONLY fits the Jeep Compass 'Classic' (MK platform), not the 'New Style' (MP platform).
- Failure is almost always due to collision damage or rust, not from normal wear and tear.
- Replacement is a complex, professional-level job that requires evacuating and recharging the A/C system.
- A straight, rust-free used OEM support is often a better choice than a cheap new aftermarket part due to guaranteed fitment.
Symptoms of a Damaged Radiator Support
Since the radiator support is a structural component, failure is almost always caused by a front-end collision or long-term rust and corrosion. Unlike a mechanical part, it won't 'wear out' on its own. Here are the most common signs that your radiator support is bent, cracked, or rusted through:
- Misaligned Body Panels: If your hood is difficult to close, won't latch properly, or has uneven gaps with the fenders, a bent radiator support is a likely cause. You may also notice the headlights are aimed incorrectly or sit unevenly in their openings.
- Visible Damage or Rust: A visual inspection is the best way to diagnose a bad support. Look for cracks (especially around mounting points and welds), bends in the metal, or significant rust and corrosion that has weakened the structure. After a collision, there may be sheet metal repair marks like cutting and welding from a previous, improper repair.
- Cooling System Problems: A bent support can push the radiator or A/C condenser out of position, restricting airflow and causing the engine to run hot or overheat. In severe cases, the support can physically contact the radiator, causing a leak.
- Unusual Noises: A loose, cracked, or rusted-out support can cause rattling or clunking sounds from the front of the vehicle, especially when driving over bumps. This happens as the heavy radiator and fan assembly shift and vibrate in their mounts.
Warning: The 2017 Jeep Compass has two different versions, and they do not share the same parts. This radiator support ONLY fits the 2017 Jeep Compass 'Classic' (MK platform). It does NOT fit the 2017 Jeep Compass 'New Style' (MP platform). An easy way to tell the difference is by the rear door handle: the MK 'Classic' has a vertical handle integrated into the window frame, while the MP 'New Style' has a traditional horizontal handle on the door panel.
Buying a Used Radiator Support for Your 2011-2017 Compass
For a part like this, a straight, rust-free used OEM support is often a superior choice to a new aftermarket part. Aftermarket supports can suffer from poor fitment, using thinner gauge steel that compromises structural integrity and makes panel alignment a nightmare. An OEM part guarantees correct fitment.
What to Inspect Before You Buy
- Check for Bends or Warping: Lay the support on a flat floor. It should sit perfectly level without rocking. Sight down the top and bottom bars to ensure they are perfectly straight. Any bend, no matter how small, indicates it was removed from a collision-damaged vehicle and should be rejected.
- Inspect All Mounting Points: Carefully check every mounting tab, hole, and bracket. Look for cracks, stress marks (whitening in plastic), or elongated bolt holes. These are signs of impact damage. Pay special attention to the headlight, radiator, and frame rail mounting locations.
- Look for Rust: Check all surfaces for rust, especially in the lower corners where water and debris collect. Pay close attention to welds and seams. Surface rust can be treated, but avoid any support with deep, flaking rust or holes, as its structural integrity is compromised.
- Verify Part Numbers (If Possible): The OEM part numbers for this support have been revised many times (e.g., 68051629AB, AC, AD, AE, AF and 05115402AH, etc.). While the core design remained the same for the 2011-2017 MK platform, these numbers represent minor updates. Don't be alarmed if the number on a used part is an earlier revision than the latest one from the dealer; as long as it's from a 2011-2017 Compass (or a 2011-2017 Patriot, which shares the platform), it should fit. 🎬 See this walkthrough for removing the radiator and surrounding components.
Known Issues, Recalls, and Service Bulletins
There are no recalls or common Technical Service Bulletins (TSBs) issued by Jeep specifically for the radiator support on the 2011-2017 Compass. Failures are almost exclusively the result of physical damage from accidents or corrosion. However, several recalls were issued for the 2011-2017 Compass for issues with airbags and steering columns, which are unrelated to the radiator support itself.
Cost Comparison: Compass Radiator Support
| Part Type | Estimated Cost |
|---|---|
| New OEM (Mopar) | $290 - $435 |
| New Aftermarket | $75 - $150 |
| Used OEM | $100 - $250 |
| Shop Labor for Replacement | $400 - $700+ |
Installation Overview & Difficulty
Replacing the radiator support is a complex and labor-intensive job. It is not recommended for beginners. The entire front bumper cover, headlights, and sometimes the grille must be removed to access the support. 🎬 Watch: Step-by-step guide to removing the front bumper cover. The radiator, A/C condenser, and cooling fans are then unbolted from the support. Crucially, the A/C system must be professionally evacuated before the condenser lines can be disconnected. The support is then unbolted from the vehicle's frame rails. Installation is the reverse of removal, followed by recharging the A/C system and refilling and bleeding the engine coolant.
🎬 Watch: Final steps for reassembling the cooling system and support.- Difficulty Rating: 5 out of 5 (Professional level)
- Estimated Time: 4-7 hours
- DIY Feasible: No (Requires A/C system evacuation and recovery equipment)
Frequently Asked Questions (FAQ)
Can I drive with a damaged radiator support?
It is not recommended. A bent support compromises the structural integrity of the front of your vehicle, can cause cooling problems, and may cause your headlights to be misaligned. A severely damaged support makes the vehicle unsafe to drive.
Does a bent radiator support mean the frame is damaged?
Not necessarily, but it's a strong possibility. The radiator support bolts to the front unibody frame rails. An impact severe enough to bend the support can easily transfer that energy to the frame rails. A professional body shop should measure the frame to check for damage before a new support is installed.
Why are there so many different OEM part numbers?
Automakers often update part numbers over a vehicle's production run. These changes can reflect a new supplier, a minor change in material, or a small design revision. For the 2011-2017 Compass, part numbers like 68051629AB, 68051629AC, 68051629AD, 68051629AE, and 68051629AF are sequential updates, with 'AF' being the latest revision of that series. Similarly, 05115402AH supersedes several earlier versions. All are functionally interchangeable for the specified model years.
Do I need to paint a new radiator support?
Most new OEM and aftermarket radiator supports come coated in a black EDP (electro-deposit primer) coating. This is primarily for corrosion protection during shipping and storage, not as a final finish. While not strictly necessary as it's a hidden part, for maximum longevity, it's a good practice to scuff the EDP coating and apply a coat of chassis or enamel paint before installation, especially in areas with snow and road salt.
Helpful Videos
Technical Specifications
OEM Part Numbers: 05115402AH 5115402AB 5115402AC 5115402AD 5115402AE 5115402AF 5115402AG 68051629AB 68051629AC 68051629AD 68051629AE 68051629AF
The radiator support is a multi-piece assembly typically made of steel and plastic components.
We Have This Part in Stock
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Jeep Compass:
- 🎬 Helpful Videos
- 🛍️ Shop This Part
- Symptoms of a Damaged Radiator Support
- Buying a Used Radiator Support for Your 2011-2017 Compass
- What to Inspect Before You Buy
- Known Issues, Recalls, and Service Bulletins
- Cost Comparison: Compass Radiator Support
- Installation Overview & Difficulty
- Frequently Asked Questions (FAQ)
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