OGATOO Electric Fuel Pump Assembly for 1988–1995 Chevy/GMC C1500 C2500 C3500 - 5.0L Direct-Fit, OEM-Crossed

OGATOO's electric fuel pump assembly is a direct-fit replacement designed to restore reliable fuel delivery for 1988–1995 Chevy and GMC C/K series trucks with 4.3L, 5.0L, or 5.7L V8 engines.

If your classic Chevy or GMC pickup is showing signs of weak acceleration, hard starting, or irregular idle, a worn fuel pump may be the cause. This OGATOO replacement pump matches common OEM part numbers and installs without modifications, making it a practical repair for older C1500, C2500, C3500, K-series trucks and compatible models. Built from durable materials and backed by a one-year warranty, the assembly aims to deliver consistent pressure and dependable performance.

How does this pump fit my 1988–1995 Chevy or GMC truck?

The OGATOO assembly is engineered as a direct OEM-style swap for many late-'80s to mid-'90s GM pickups. It replaces several factory part numbers so it often installs in place of the original unit without altering the fuel system.

• Compatible with 1988–1995 Chevy/GMC C1500, C2500, C3500 and K1500, K2500, K3500 models.
• Works with 4.3L, 5.0L and 5.7L engine applications—confirm vehicle specifics before buying.
• Cross-references common OEM numbers like E3621S, P80000S, HP10022, 402-P3621S and others for fitment assurance.
• No fuel-line or tank modification required for most original configurations.

What improvements can I expect after installing this fuel pump?

Replacing an aging pump with this OGATOO unit restores steady fuel flow, which helps eliminate symptoms that come from reduced pressure. While results depend on your vehicle’s overall fuel system condition, many drivers notice crisper throttle response and smoother idle.

• More consistent fuel pressure under load for better acceleration response.
• Reduced hard starts and fewer hesitation events during throttle changes.
• Smoother engine idle when paired with a clean filter and proper tune-up.
• Durable construction aimed at long service life and fewer repeat repairs.

How easy is installation and what should I prepare?

The assembly is built for direct replacement of the original pump assembly; basic mechanical skill and standard tools are usually all that’s required. Always follow safety procedures when working with fuel—work in a ventilated area and relieve fuel system pressure before removal.

• Designed to plug into existing fuel lines and electrical connectors on compatible trucks.
• Remove the old in-tank or in-line pump, swap the assembly, and reconnect wiring and fuel lines.
• Recommended to replace the fuel filter and inspect wiring and connectors during installation.
• If unsure, consult a repair manual or a qualified technician for model-specific steps.

What quality assurances and support come with this pump?

OGATOO manufactures the assembly with precision components and subjects units to quality checks to match or outperform original specifications. A one-year warranty and customer support provide added confidence after purchase.

• Manufactured with corrosion-resistant materials and tested components.
• Meets common OEM replacement standards and cross-references multiple original part numbers.
• One-year warranty covers defects—contact OGATOO support for assistance.
• Includes technical cross-reference guidance to verify compatibility before installation.

Who is this for: This OGATOO electric fuel pump assembly is aimed at owners and mechanics of 1988–1995 Chevy and GMC full-size pickups who need a reliable, direct-fit replacement for worn or failing fuel pumps. It’s suitable for do-it-yourselfers familiar with fuel-system work, professional repair shops servicing classic GM trucks, and anyone restoring older C/K series trucks who wants consistent fuel delivery without redesigning the fuel system.