HY-SPEED Exhaust Camshaft Position Actuator Solenoid VVT Valve 12615873/12602516/917-010 for GM Colorado Trailblazer Envoy H3 (2002-2012)

Overview

This is a brand‑new HY-SPEED camshaft position actuator solenoid designed to support the variable timing system on a broad range of GM offerings. It’s built as a direct replacement that aligns with the engine’s timing control signals, helping to coordinate cam timing across the rpm spectrum. While outcomes can vary by vehicle and condition, many drivers notice smoother engine transitions and more consistent idle behavior when timing components are functioning as intended.

Key features

• OE‑style fitment with compatible OE numbers to help confirm correct replacement.
• Includes 1 x Camshaft Position Actuator Solenoid for straightforward installation.
• Durable construction designed to endure engine heat, vibration, and repeated actuation cycles.
• 12‑month warranty with a no‑reason return option for flexible shopping.

Compatibility at a glance

The HY‑SPEED unit covers a wide spectrum of GM models from the early 2000s through the 2010s, spanning trucks, SUVs, and crossovers. While exact fit depends on year and configuration, the part aligns with engines and models such as:

• 4.2L and 4.2L variants in Trailblazer, Envoy, Rainier, and Ascender families.
• 2.8L, 2.9L, 3.5L, and 3.7L engines in Colorado, Canyon, and related GM platforms.
• Hummer H3 and H3T with the L5 3.5L–3.7L range.
• Isuzu Ascender and related 4.2L/4.2L‑based configurations, including i‑series models.

For full coverage details, review the complete fitment list in the listing. Yearly and configuration variations can affect exact compatibility.

What’s in the box

• 1 x Camshaft Position Actuator Solenoid

Why HY‑SPEED

HY‑SPEED designs focus on reliable timing control components built to support long‑term durability. The listing references multiple OE numbers to help verify correct matching for your vehicle and to simplify the replacement process.

Shopping confidence

All orders are brand new and backed by a 12‑month warranty with a no‑questions‑asked return policy, offering peace of mind as you shop for essential repair parts.