Part Type: Engine Coolant Temperature Sender. 1994 Chevrolet Impala Engine: 5.7L V8;. Coolant Temp Sender. 1996 Chevrolet Impala Engine: 5.7L V8;. 1995 Chevrolet Impala Engine: 5.7L V8;. Durability: Built tough to withstand harsh conditions, ensuring long-lasting reliability.