|PERFORM ENGINE MECHANICAL INSPECTION. Replace engine per tech line. * After replacements of all requested parts via techline and testing Was requested to replace engine as entire long block.|
MR TOWED IN: TOWED TO SHOP. TOWED IN - CK VEH STALLED OUT WHILE DRIVING
STALLED OUT NOW NO CRANK NO START. * CHECKED FOR CODES NO CODES IN SYSTEM
FOUND ENG SEIZED REMOVED STARTER & DRIVE BELT AND TRIED TO TURN THE ENGINE WILL NOT TURN TRIED TO TURN ENGINE BY HAND STILL NOT TURNING ENGINE IS SEIZED WILL NOT TURN REPLACED ENGINE ASSY.
DIA WITH TECH LINE UNDER CASE #13939870 AND CASE #13942842 AS PER TECH LINE OK TO REPLACE ENG UNDER PI1802Z1 Product Improvement
B C/S GOING THROUGH 3 QTS OF OIL PER OIL CHANGE * 21384 LOW OIL LEVEL
CONFIRMED BY ANOTHER DEALERSHIP. CONTACTED HOTLINE. ADVISED TO INSPECT
FOR OIL ON PISTONS OR BACK OF VALVES. REMOVED SPARK PLUGS AND INSPECTED
WITH BORESCOPE. FOUND PISTONS WERE COVERED IN SOOT AND WET. COMBUSTION
CHAMBERS ON HEADS ALSO HAD
EXCESSIVE SOOT. COULD SEE OIL ON BACK SIDE OF VALVES ON BOTH HEADS. REPLACED BOTH CYLINDER HEADS AND RELATED HARDWARE. TESTED OPERATION.
|CUSTOMER STATES CHECK ENGINE LIGHT IS ON AND FLASHING * VALVE LIFTER REPLACEMENT - BOTH SIDES. misfire on # 1 #6 r&r both valve covers fond Intake valves not moving r&r both heads found lifters broken on #1 intake and #6 intake valves replaced all right and left lifters 16 and guides head gaskets bolts and fuel lines exhaust gaskets and seals topped off coolant new stretch belt|
|HEARD A LOUD TICKING NOISE FROM ENGINE AREA & THEN NOTICED SMOKE COMING FROM VEHICLE.. * coolant loss seized engine on overheat,completed fred along with compression test per fred along with photos of crank locked and metal in oil housing fred approval for engine replacement .approval code 1185350. removed and replaced engine as out lined in topix also replaced all melted coolant pipes cause by overheat ../after engine replaced found starter had shorted internal because of engine lock up replaced starter|
ADDED OPERATION - UPON ROAD TEST AND DIAGNOSIS ON LINE A TECH FOUND
BANK 1 LIFTERS LEAKING DOWN. * BANK 1 LIFTERS LEAKING DOWN PERFORMED OBD SYSTEM CHECK DTC P0300 SYMPTOM 00 STORED IN THE ECM. #3 CYLINDER MISFIRE WHEN COLD UNDER LIGHT TO MODERATE ACCELERATION. INSPECTED #3 SPARK PLUG AND FOUND CARBON TRACKING, REPLACED #3 SPARK PLUG, AND RETESTED FOR MISFIRE WHEN COLD. MISFIRE STILL PRESENT, SWAPPED #1 AND #3 COILS AND WIRES TO SEE IF MISFIRE MOVES TO #1 CYLINDER. #3 STILL MISFIRES WHEN COLD. PERFORMED
Crankshaft Position Variation Learn AS PER Document ID: 4533949. PERFORMED INJECTOR BALANCE TEST AS PER Document ID: 5670341 #3 FUEL INJECTOR EXCEEDS SINGLE PRESSURE VARIANCE DROP BY 5 PSI (15PSI DROP ALL OTHER INJECTORS 9 PSI DROP), REPLACED #3 INJECTOR AND STARTED COLD STILL MISFIRES. PERFORMED RUNNING COMPRESSION TEST ALL CYLINDERS 75PSI , #3 85PSI. CONTACTED TAC ASSIST CASE# 9-6820603401, INSTRUCTED TO PERFORM 5642225 checks to see if any coolant is getting into the cylinders per this documented test. REMOVED INTAKE AND INSPECTED FOR COOLANT IN #3 CYLINDER INTAKE RUNNER AND USED BORESCOPE TO CHECK FOR COOLANT IN CYLINDER BORE, NO COOLANT PRESENT. AS PER TAC ASSIST REPLACE ALL BANK 1 LIFTERS AND GUIDES AND #3 #3 FAAFM OIL Control Solenoid.
THE CHECK ENGINE LIGHT COMES ON AND FLASHES IS USING COOLANT, TOPPED OFF
COOLANT NOW MIL IS OUT. * VERIFIED CONCERN OF CHECK ENGINE LIGHT ON AND
RUNS ROUGH AFTER COLD SOAK AND WHITE SMOKE FROM TAIL PIPE RAN IDS HAS
DTC P0302 FOUND TSB 19-2346 TO APPLY SI ESCAPE S3 PRESSURE TESTED SYSTEM
FOR 5 HR AND S4 YES S5 REMOVED ALL 4 PLUGS AND INSPECTED WITH Ð’ORE
SCOPE FOUND LIQUID COOLANT ON TOP OF PISTON Ðž CYLINDER 2 REMOVED AND
REPLACED LONG BLOCK AS PER WORKSHOP MANUAL USING TSB PART LIST AND
CLEARED D TCS AND KAM AND RETEST DROVE COMPLETE CC D8 BASIC
6009 CHECKED AND SET FRONT TOE (WAS N0.27DEG, NOW 0.21D G TOTAL TOE).
THE CLIENT STATES THAT THE VEHICLE IS
STALLING OUT WHEN AT A STOP. CHECK AND ADVISE * Cause: CHECK FOR VEH.HAS STALLING OUT., FOUND HAS AT 3QTS.OF OIL LOW AFTER DUE LAST OIL CHANGE, IN 14366 MILES AGO, VEH. CONSUMING 1QT.OF OIL EVERY 1678 MILES. Correction: CHECK FOR COMP.TEST, LEAK
DOWN TEST AND BORESCOPE FOR ENG. OIL
CONSUMPTION AND STALL, COMP.TEST AT CYL.#1 150PSI, CYL. #2 150PSI, CYL.#3 150PSI AND CYL.#4 150PSI, LEAK DOWN TEST AT CYL.#1 4Â°/o, CYL.#2 6%, CYL.#3 4% AND CYL.#4 4% AND BORE SCOPE FOUND HAS AT CYL. WALLS SCORE, PITTING, AND OIL IN CYL. WALLS TOO., REMOVE AND REPLACE LONG BLOCKS TO CORRECT ENG. STALL AND OIL CONSUMPTION DUE HAS ENG. DEFECTED, AND TRANSFER ENG. WIRE HARNESS, INTAKE PLENUM, AND EXH. MANIF. AND CALIBRATE ALL SYS. ADJ. TOE AND TEST DROVE OK AT THIS TIME.
ENGINE STARTED SMOKING AND ENGINE STA
LLED., OIL IS LEAKING FROM UNDER VEH * internal failure inside engine c2d49902e
CORRECTION : drive in, out. verified hole in oil pan and engine unable to turn, submitted fred 1157428 with no oil change history, approved, replaced engine per topix. necessary to replace pasenger engine mount while engine was out from being burnt from hot oil, all 4 w t solenoid necessary to replace due to oil sludge build up internal to solenoid, once engine was removed from vehicle necessary to air hammer oil pan off and remove oil drive unit, and crankshaft to free from main bearing to turn crank and un bolt flex plate and torque converter, request 4.0 hours straight time for this action, after engine in vehicle necessary to replace 450 amp mega fuse in battery junction box. performed extended drive and all ok after repair
REPAIR SECONDARY WATER PUMP WAS ORDERED AND IS IN PARTS- PLEASE INSTALL,
PREVIOUS CONCERN WAS CHECK ENGINE
WARNING LIGHT IS ON * 29140 tech scanned vehicle and found a fault for the secondary coolant pump to be stuck, tech performed a pressure test, tech ran gff test plan and replaced secondary coolant pump, tech drain and fuilled coolant tech tech removed pressure pipe, tech removed and reinstalled noise insulation pan. tech removed and reinstalled v488. tech checked cooling system for leaks after and road tested to verify the repair is complete