EVAP Vacuum Switch Static Test Malfunction
Table of contents
P1442 BUICK Possible Causes
- Faulty EVAP Vacuum Switch
- EVAP Vacuum Switch harness is open or shorted
- EVAP Vacuum Switch circuit poor electrical connection
How do I fix code P1442 BUICK?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1442 BUICK code
The cost of diagnosing the P1442 BUICK code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1442 BUICK Description
EVAPORATIVE SYSTEM VACUUM SWITCH STATIC TEST MALFUNCTIONThe Powertrain Control Module (PCM) monitors the Evaporative System (EVAP) Vacuum Switch for malfunction. The Diagnostic Trouble Code (DTC) will set when the PCM detects the EVAP Vacuum Switch is not to factory specifications.