2011 Buick LaCrosse
Mileage
69,215
Service Date
12/21/2023
Services Performed
- SURGE TANK – Remove & Replace
- FUEL PRESSURE SENSOR – Remove & Replace – V6 On Fuel Feed Pipe – [NOTE: Labor estimates listed are for R&R only and DOES NOT include diagnosis time.]
- HAS CODE FOR THROTTLE POSITION CIRCUIT HIGH. TESTED POWER AND GROUND TO THROTTLE BODY. FOUND A WIRE BROKE ON THE 5 VOLT REFERENCE AT THROTTLE BODY CONNECTOR. REPLACED THROTTLE BODY PIGTAIL, NO CODES RETURNED. HAS CODE FOR FUEL PRESSURE SENSOR CIRCUIT HIGH, TESTED WIRING GOING TO FUEL PRESSURE SENSOR (UNDER VEHICLE), WHEN TESTING SENSOR FOUND IT WAS DAMP AFTER UNPLUGGING PIGTAIL REPLACED SENSOR STILL COMING UP WITH SAME CODE, DID MORE TESTING BETWEEN FUEL PRESSURE SENSOR AND FUEL PUMP CONTROL DRIVER MODULE, NOTICED SOMEBODY HAS BEEN IN THE CONNECTORS, FOUND DIAMETRIC GREASE IN THE CONNECTORS. ALL WIRING CHECKED GOOD FOUND LOW SIDE REFERENCE WIRE FROM FUEL PRESSURE SENSOR GOING INTO DRIVER MODULE DID NOT HAVE A LOT OF RESISTANCE ON THE INDIVIDUAL PIN, REMOVED FEMALE SIDE OF THAT CIRCUIT AND TIGHTENED UP THE CONNECTOR. TEST DROVE VEHICLE AND CODE NEVER RETURNED. PRESSURIZED COOLING SYSTEM AND FOUND THAT THE COOLANT SURGE TANK WAS CRACKED AND LEAKING COOLANT. REPLACED COOLANT SURGE TANK, NO LEAKS RETURNED.
DOUG S. gave our service a 5 star review on 12/22/2023
