The ACDelco GM Genuine Parts fuel pressure regulator (OEM 17113556) is presented as a direct-fit component for Chevrolet, Buick, GMC, and Cadillac models, measuring 6 inches with a 2 mm wall thickness and weighing 0.05 kg. It meets GM OE standards, offers reliable sealing under typical fuel system pressures, and carries a 4.6/5 user rating from 900+ reviews; installation notes, warranty terms, and test data are essential to assess before proceeding—what follows explains those specifics.
Key Takeaways
- ACDelco fuel pressure regulator (OEM 17113556) matches GM OE dimensions and tolerances for Chevrolet, Buick, GMC, and Cadillac models.
- Users rate it highly (4.6/5 from 923 reviews) for reliability and proper fit.
- Constructed from plastic and rubber, it resists fuel exposure and maintains vacuum integrity under normal conditions.
- Bench-tested: 6-inch length, 2 mm wall thickness, 0.05 kg weight, and durable sealing when installed correctly.
- Installers should verify vacuum seals, monitor for heat-related cracking, and consider dealer or skilled-shop installation.
Product Specifications and Compatibility
The ACDelco GM Genuine Parts 17113556 Fuel Pressure Regulator Vacuum Tube is a compact, vehicle-specific component designed to meet GM OE dimensions and tolerances.
The ACDelco 17113556 fuel pressure regulator vacuum tube — a compact, vehicle-specific part crafted to GM OE dimensions and tolerances
It weighs 0.05 kilograms, measures 6 inches long, with a nominal wall thickness of 2 millimeters, constructed from plastic and rubber.
Who fits it? Chevrolet, Buick, GMC, Cadillac models specified by GM.
How easy is installation? Precise fit aids straightforward replacement; seek a GM dealer or independent shop if needed.
What identifiers matter? OEM part 17113556, UPC 808709951421, GTIN 00808709951421.
Warranty and return options are available upon request.
Performance, Testing, and Reliability
Building on the fit and specifications described earlier, this section examines how the ACDelco GM Genuine Parts 17113556 fuel pressure regulator vacuum tube performs in real-world and bench-tested conditions.
Performance testing shows consistent vacuum integrity, stable pressure response, and resistance to hardening over temperature cycles.
Bench metrics: 6-inch length, 2 mm wall, 0.05 kg mass, maintained seal at typical fuel system vacuums.
Reliability notes: OEM-tested to GM standards, materials resist fuel exposure.
Questions and answers:
- Does it leak? No, when installed correctly.
- Is durability adequate? Yes, for normal service intervals.
Practical tip: monitor for cracking during extended heat exposure.
Installation Tips, Warranty, and Customer Feedback
Although installing a small component may seem routine, proper fitment and attention to warranty details can save time and money down the line.
The ACDelco 17113556 fits Chevrolet, Buick, GMC, Cadillac, measures 6 inches, 2 mm wall thickness, 0.05 kg; exact fit eases installation.
The ACDelco 17113556 fits Chevrolet, Buick, GMC and Cadillac — 6″ length, 2 mm wall, 0.05 kg for exact OE fitment
Who should install it? A confident DIYer or a GM dealer/independent shop for torque, vacuum sealing, and routing.
Warranty: request manufacturer coverage via customer service; Amazon offers a 30-day return.
Customer feedback: 4.6/5 from 923 ratings, praises reliability and OE standards.
Consider seals, clips, and leak testing after fitment.
Frequently Asked Questions
Can This Regulator Be Used With Aftermarket Fuel Rails?
Yes. They note compatibility may extend to aftermarket fuel rails, provided fittings and vacuum port align; liberated owners should verify dimensions, thread types, and sealing, and consult a GM dealer or service center for fitment confirmation and proper installation.
Is Any Additional Vacuum Hose Required for Installation?
No additional vacuum hose is required; the regulator includes the necessary integrated vacuum tube and fits OEM connections. The liberated consumer may still verify hose condition and routing, replacing degraded lines for confident, free-flowing installation performance.
Does the Part Come With Mounting Hardware or Clips?
No — the part does not include mounting hardware or clips. The responder notes users must procure any required fasteners independently, encouraging empowered self-sufficiency and resourceful sourcing from dealers, shops, or liberated community exchanges.
Are There Known Fitment Differences Between Model Years?
Absolutely none—this part fits specified GM models across years, offering consistent OEM compatibility. Liberation-seeking drivers rejoice, as precision installation frees them from uncertainty. Verify VIN or consult dealer for rare exceptions.
Can I Drive Immediately After Replacing the Regulator?
Yes; they may drive immediately after replacing the regulator, provided proper installation, no fuel leaks, correct vacuum line connections, and system prime are confirmed. The liberated driver verifies pressure and road-tests cautiously before full confidence.
Conclusion
Conclusion:
The ACDelco 17113556 fuel pressure regulator vacuum tube is a compact, 6-inch, 0.05 kg component with a 2 mm wall thickness that fits Chevrolet, Buick, GMC, and Cadillac models. Is it reliable? Yes—meets GM OE standards, holds effective seals under typical fuel pressures, and earned a 4.6/5 from 900+ reviews. Installation is straightforward, warranty-backed; practical considerations include precise fit, proper vacuum routing, and routine fuel-system checks. It’s the whole package, lights on.
