Pressure radiator cap.
In the Pontiac Bonneville platform, this component is engineered to OEM tolerances. Choosing an authentic recycled OEM assembly preserves factory performance and electrical harness compatibility without the expensive dealership markups.
If your Pontiac Bonneville is exhibiting any of the following warning signs or stored OBD-II codes, replacement is strongly recommended:
Every JunkyPal recycled assembly is thoroughly tested by certified technicians prior to freight delivery:
Pricing for a tested, used OEM Pontiac Bonneville Radiator Cap typically ranges based on mileage, production year, and freight distance:
Sample of tested assemblies currently available across our certified partner yards:
| Donor Vehicle Spec | Mileage | Condition Grade | Sourcing Facility & Area | Action |
|---|---|---|---|---|
|
2018 Pontiac Bonneville Hollander #669-20147B · VIN Match Verified |
64,120 mi | Grade A (Tested 185 PSI) |
Tri-State Truck Recyclers Cincinnati, OH (6.4 mi away) |
Check Price → |
|
2019 Pontiac Bonneville Hollander #669-20147B · Complete Assembly |
52,800 mi | Grade A (Multi-Point Tested) |
Lone Star Recyclers Dallas, TX (Fast Regional Freight) |
Check Price → |
Receive custom quotes with exact mileage and freight pricing directly to your phone and email in 2–45 minutes:
JunkyPal uses factory Hollander interchange data and your 17-character VIN number (especially the 8th engine/transmission digit) to guarantee 100% plug-and-play fitment before anything ships.
Every recycled mechanical assembly includes our 60-day hassle-free replacement warranty covering defective performance or unexpected mechanical failure.
Yes. Certified technicians perform compression testing (verifying 170+ PSI across all cylinders), leak-down checks, visual bore-scope inspections, and electrical harness verification.
Heavy assemblies (engines, transmissions, axle housings) ship on reinforced pallets via LTL freight carriers with liftgate service available directly to your residential address or commercial repair shop.
Genuine OEM recycled assemblies retain factory metallurgical integrity, direct bolt-on fitment, and original sensor calibrations, avoiding check engine DTC fault codes common with cheap aftermarket clones.
Filter tested donor inventory and Hollander interchange compatibility by exact production model year:
Explore all tested mechanical, electrical, and body replacement assemblies currently stocked for this platform:
JunkyPal delivers tested radiator cap assemblies with freight delivery across all major US metropolitan areas:
Cross-reference replacement radiator cap assemblies for sibling vehicle platforms and competing models:
If repair costs exceed vehicle value, broadcast your Pontiac Bonneville to our 125-mile buyer network for instant competitive cash bids & free towing.