Introduction
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your FCX FMS 1/18 Hummer EV RC Crawler. Please read this manual thoroughly before operating the vehicle to ensure optimal performance and longevity.

Image: The FCX FMS 1/18 Hummer EV RC Crawler, a detailed remote-controlled vehicle in black, showcasing its robust design and features.
What's in the Box
- Battery
- Charging Cable
- Product Manual
- Remote
Product Features
- Authorized Design: Officially authorized by General Motors, featuring the FCX18 chassis and a spacious cabin identical to the real Hummer EV, reflecting iconic American styling.
- Intricate Miniature Details: Includes an iconic front grille, side mirrors, door handles, wipers, and an orange warning light on the roof. A meticulously crafted dashboard, interior, and driver figurine enhance realism.
- Remote Lighting Effects: Equipped with a lighting control module that replicates real vehicle functions, including six-slot H-grille headlights, turn signals, and brake lights with linkage function, offering high and low beam effects.
- FCX18 Climbing Chassis: Features a metal frame, 6 metal tie rods, metal steering rods, and metal steering linkages for high stability. A mid-mounted power system and low center of gravity ensure authentic off-road performance.
- Two-Speed Transmission and Portal Axles: Operate the gear shift via the third channel on the remote control for high-speed climbing, small jumps, and wheelies. Front and rear portal axles increase ground clearance and maneuverability on rugged terrain.

Image: The RC crawler shown with its dimensions: 12.9 inches long, 5.4 inches wide, and 5.23 inches high.

Image: Close-up shots highlighting the detailed front grille with illuminated headlights, realistic side mirrors, and a visible driver figurine within the interior.

Image: An exploded view of the FCX18 chassis, detailing metal beams, metal tie rods (6 pcs), metal steering rod, and metal steering linkage.

Image: The RC crawler shown in low light, with its headlights, turn signals, and taillights illuminated, demonstrating linked light control functions.

Image: Detailed views of the two-speed transmission gears, the 180 brush motor, the internal mechanism of the portal axle, and the metal shock absorbers.
Setup
1. Battery Installation (Vehicle)
- Open the hood of the Hummer EV RC Crawler.
- Connect the vehicle's battery to the ESC/receiver unit.
- Secure the battery within its compartment and close the hood.
2. Battery Installation (Remote Control)
- Open the battery compartment on the remote control.
- Insert the required batteries (refer to remote control markings for type and polarity).
- Close the battery compartment securely.
3. Initial Charging
Before first use, fully charge the vehicle's battery using the provided charging cable. Refer to the charging cable instructions for proper usage and safety precautions.
4. Binding the Remote Control
The vehicle and remote control should be pre-bound from the factory. If re-binding is necessary, consult the remote control's specific instructions for the binding procedure.
Operating Instructions
1. Power On/Off
- Turn on the remote control.
- Turn on the vehicle's power switch (located under the hood).
- To power off, reverse the sequence.
2. Basic Controls
- Throttle: Use the trigger on the remote control to move forward (pull) or reverse (push).
- Steering: Use the steering wheel on the remote control to turn left or right.
3. Two-Speed Transmission
The vehicle features a two-speed transmission. Use the third channel switch on the remote control to toggle between high-speed and low-speed modes, adapting to different terrains and driving styles.
4. Lighting Control
The remote control includes a dedicated button or switch for controlling the vehicle's lights. Cycle through different lighting modes, including headlights, turn signals, brake lights, and high/low beams.
5. Driving Tips
- For precise crawling and navigating obstacles, use the low-speed transmission mode.
- Utilize the portal axles for increased ground clearance over challenging terrain.
- Practice steering and throttle control in open areas before attempting complex maneuvers.
Video: An official product video from FCX Model shop demonstrating the FMS FCX18 1/18 Hummer EV RC Crawler RTR in action, highlighting its features and capabilities.
Maintenance
- Cleaning: After each use, especially in dusty or muddy conditions, clean the vehicle with a soft brush or cloth. Avoid using water directly on electronic components.
- Battery Care: Always disconnect the battery after use. Store batteries in a cool, dry place. Do not overcharge or over-discharge the battery.
- Inspection: Regularly inspect the chassis, suspension, and steering components for any loose screws, damaged parts, or excessive wear. Tighten or replace as needed.
- Lubrication: Periodically lubricate moving parts such as gears and universal joints with appropriate RC lubricant to ensure smooth operation and prevent wear.
Troubleshooting
- No Power: Ensure the vehicle and remote control batteries are fully charged and correctly installed. Check all connections.
- No Response from Remote: Verify that the remote control and vehicle are properly bound. Check battery levels in both devices.
- Poor Performance: Inspect wheels and tires for debris or damage. Check suspension components for proper function. Ensure the battery is fully charged.
- Lights Malfunctioning: Check the lighting control switch on the remote. Inspect wiring for any disconnections or damage.
Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 12.9 x 5.4 x 5.2 inches |
| Item Weight | 2.77 pounds |
| Item Model Number | FCX18 |
| Manufacturer Recommended Age | 17 years and up |
| Batteries | 1 Lithium Ion battery required (included) |
| Manufacturer | Fms |
Safety Information
Please use under adult supervision.
Warranty and Support
For warranty information, technical support, or replacement parts, please contact FCX customer service through your retailer or the official FCX website. Keep your purchase receipt as proof of purchase.





