The Problem of Twilight Sentinel Headlight Housing

H4 Led Headlight Housing

The Twilight Sentinel feature is a practical and convenient device. When it works the way it designed for, a car’s h4 led headlights will stay in a short time after the engine is off. This feature provides a useful light for drivers when leaving the vehicle. I was supposed to add a security element, especially in dark parking lots. Unfortunately, the Sentinel Twilight feature has experienced problems that can make it a safety hazard, rather than a security feature.


General Motors (GM) first made the Twilight Sentinel beacon function available in 1964 on several Cadillac models. GM later included the role of Buick, selected Chevrolet, Oldsmobile, and Pontiac. The company emphasized a popular aspect of the Twilight Sentinel function. Automatically converting into car high low beam h4 led conversion kit in different low light conditions was a great selling point. The function also allows the lights to go out after sunrise.

car headlight


The Twilight Sentinel feature does not design to override the driver’s choice to turn on the lights manually. Older versions of the General Motors feature do not even make to activate the exterior lights of heavy rain or fog conditions. The feature still proved beneficial in that it worked correctly. But consumers regularly complained about a problem with the h4 led headlights.


The manufacturer’s report scheduled on September 26, 1994, resulted in withdrawal. Twilight Sentinel h4 led headlight bulbs found in the 1995 Oldsmobile 98 and the 1995 Pontiac Bonneville being defective. According to the Office of Defects Investigation Campaign Identification Number 94V190000 summary: “These vehicles mounted with lighting control modules that may experience excessive current leakage … This result can cause loss of headlights and parking lights.” Drivers reported problems with additional headlights that prevented them from turning off their high beam h4 headlights.

H4 Led Headlight Housing


The Twilight Sentinel malfunction may cause reduced driver visibility of a sudden loss of lighting. Lights that remain indefinitely when the car is parked will result in a low battery and possibly the inability to restart the vehicle.


The NHTSA issues Motor Vehicle Safety Federal regulations and regulations. Its mission is “Save lives, prevent injuries, reduce vehicle-related accidents.” Manufacturers are required to comply with the standards set by the NHTSA. Distributors have instructed to replace the Twilight Sentinel h4 led headlight modules for free. Consumers who present their vehicles on agreed service date, but do not receive a remedy within a reasonable period can contact the dealers or obtain information by calling the NHTSA auto safety hotline has established.

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