A 2026 guide to Cadillac’s unusual rear badge, 750-hp electric powertrain, 465-mile range, charging, price, trims, and the 2027 badge change If you have seen a Cadillac Escalade IQ with a badge that reads “1000 E4” or “1000E4,” it is easy to assume Cadillac created a special 1,000-horsepower version of its electric SUV. It did not. The badge is a drivetrain identifier, not the model name, trim level, battery size, or horsepower rating. The official…