Chevrolet Archives - Evolution Automotive

2015 Chevrolet Silverado 1500
Mileage
161,095
Service Date
6/12/2025
Services Performed
CUSTOMER REQUESTS THAT DIAGNOSTIC BE PERFORMED
TECHNICIAN – Test drove vehicle, inspected operation & found; Engine was overheating / L4. – Inspected for dash/warning lights, found; None – Scanned computer control modules & found; No Codes – Inspected & found; Verified coolant level full. No external leaks found. Tested the radiator cap, cap failed pressure test, tested system with a good cap, vehicle still overheating. Tested radiator with temp gun and found normal temperatures with variance of approximately 25 degrees from right to left side. Confirmed the motor cooling fan working well and as designed. Performed combustion chamber leak test, test passed. Confirmed that the water pump is working properly. Removed thermostat and inspected operation and found spring was off center and blocking the thermostat holding the thermostat in the closed position. And found jiggle valve also held in closed position with no bypass flow. – Determined / Suspect; Faulty thermostat, compromised sensor and worn out radiator cap. – Recommends; Starting with replacing thermostat with housing, coolant temp sensor and radiator cap and then re-test to see if there are any further concerns. ***FURTHER DAMAGE POSSIBLE***
TECHNICIAN INSPECTED AND FOUND: – LOF sticker shows next oil service is/was due at 158,851 miles. – Engine oil level & condition; Full, Brown / L3, Overdue per sticker, Recommend performing an oil service. – Front brake pads at approximately; 4mm, 30% = Due. Recommend replacing front brake pads and rotors. – Rear brake pads at approximately; 4mm, 30% = Due. Recommend replacing rear brake pads and rotors. – Inspected for dash/warning lights, found; None – Scanned computer control module and found; No Codes – Transmission fluid redish/brown / L3 = Due. Recommend performing a transmission service (Pan Off).
Technician removed Intake air tube to gain access. Removed and replaced thermostat housing with thermostat, thermostat gasket, coolant temperature sensor and coolant reservoir cap. Topped off coolant, verified full and at correct level. Cleaned affected area. Test drove. Verified repair.
Technician performed oil service: Drained engine oil, installed new oil filter and filled with premium engine oil. Cleaned affected area. Performed courtesy vehicle inspection. Road tested. Verified service. No leaks. Installed next lof reminder sticker in window. Reset service reminder if applicable.
Technician removed front wheels, unbolted calipers, cleaned, lubricated, and reinstalled caliper pins. Removed and replaced front brake pads and rotors, with lubricated backing plates. Reassembled all components. Reinstalled all wheels, torqued all lug nuts. Road tested. Verified repair.
Technician removed rear wheels, unbolted calipers, cleaned, lubricated, and reinstalled caliper pins. Removed and replaced rear brake pads and rotors, with lubricated backing plates. Adjusted parking brake shoes, if applicable. Reassembled all components. Reinstalled all wheels, torqued all lug nuts. Road tested. Verified repair.
Technician performed transmission service and inspection: – Removed transmission pan and drained transmission fluid. – Inspected transmission fluid condition, found; Dark / L3. – Inspected transmission pan for concerns, found; No concerns. – Cleaned transmission pan including magnet, installed new transmission pan gasket and transmission filter, reinstalled transmission pan, filled with synthetic transmission fluid. Inspected for leaks. Road tested vehicle. Verified Service. – Recommends; Performing transmission service again in approximately 30,000 miles.
Cheryl J. gave our service a 5 star review on 6/13/2025
2007 Chevrolet Tahoe
Mileage
135,547
Service Date
12/12/2024
Services Performed
TECHNICIAN INSPECTED ALL VISIBLE COMPONENTS OF: Engine, Cooling System, Drive Train, Transmission, Brakes, Body, Suspension, Air Conditioning, Electrical and Exhaust System. Scanned computer for Fault Codes and Diagnostic Codes. Tested Cruise Control Function. Performed AC Test. Performed Battery Starting and Charging Test. Transmission – Test drove and verified correct shift points. Visibly inspected transmission fluid condition. Engine – Test drove and listened for noises and tested power. Visibly inspected engine oil condition. Timing belt – (when applicable) visibly inspected when possible and checked for date of last timing belt change. TECHNICIAN – Test drove vehicle, inspected operation & found; Vehicle drove well and shifted well. No concerns noted with driveability. No abnormal noise or issues found. – Inspected for dash/warning lights, found; TPMS and Washer fluid low message. – Scanned computer control modules & found; Found TPMS codes for each sensor in wheels. Recommend taking to tires shop related to this issue. – Found washer fluid reservoir empty. Topped off and filled with fluid. No leaks found. – LOF sticker shows next oil service due at 140,297 miles. – Engine oil level & condition; Full. Good. – Front brake pads at approximately; 10mm. – Rear brake pads at approximately; 6mm. – Brake fluid dark / L3 = Due. Recommend performing brake fluid service. – Inspected for tuneup / spark plug needs and found; Plugs worn / L2 – L3 = Almost due for tuneup. Recommend performing tuneup with replacement of all spark plugs, wires, throttle body and fuel injection services, now or sometime soon. – Inspected for timing belt/timing chain needs and found; Vehicle equipped with a timing chain. No abnormal noise or oil leaks found from timing chain area. – Inspected engine air filter and found; No concerns. – Inspected cabin air filter and found; Not equipped. – Inspected all seat belts & latches for proper operation. – Inspected all exterior and interior door handles for proper operation. – Performed charging system test and found; All systems passed. – Verified ac operates properly. – Verified cruise control functions properly. – Verified 4×4 function. Found buttons operating as designed. Raised rear wheels and tested 4×4 under load, found system functioning properly. – Inspected belts and found; Vehicle equipped with 2 serpentine belts. Serpentine belts appear to be in good condition, are free of cracks and are quiet. – Engine oil leaking at oil pan gasket / L3 and at oil cooler seal / L3. Recommend replacing both gaskets with necessary oil service, and inspection engine oil pan for damage, if damage found oil pan will also need to be replaced. – Transmission cooler lines leaking transmission fluid / L3. Transmission fluid full at this time. Recommend replacing transmission cooler lines and topping off fluid. ***Further Damage Possible*** – Power steering rack assembly leaking power steering fluid on both sides of rams / L2 – L3. Fluid was found full at this time. Recommend replacing power steering rack and outer tie rod ends then sending out for necessary alignment. – Rear shocks leaking oil / L3. Pass jounce test. Recommend replacing both rear shocks. – Found both rear window switches not working. Found driverdoor master window switch works fine. Need more diagnostic time to evaluate why the rear switches are not working. – Rear wiper blade tip missing / L5. Rear wiper arm clips broken / L5. Recommend replacing rear wiper arm and blade. – Inspected tires and found; Front tread approximately 6/32 and rear tread approximately 7/32. Minimum spec for tread is 3/32. Dot code; 1412, indicating tires are approximately 12 years old and likely passed spec on age. Recommend taking to tires shop and having tires evaluated. ***Possible Safety Concern***
Technician performed engine tune-up. Removed and replaced all spark plugs and spark plug wires. Removed air box and intake tube to gain access to the throttle body
Pam B. gave our service a 5 star review on 12/13/2024
2007 Chevrolet Tahoe
Mileage
285,708
Service Date
11/12/2024
Services Performed
CUSTOMER REQUESTS THAT DIAGNOSTIC BE PERFORMED
TECHNICIAN – Test drove vehicle, inspected operation & found; Vehicle drove well. "Low oil pressure" warning came on during test drive. No ticking noises heard. Oil pressure gauge went to zero. Cycled key and pressure went back to 30-40 psi. Issue only happened once during test drive. – Inspected for dash/warning lights, found; Check engine light. – Scanned computer control modules & found codes; ECM/PCM **P0521 for engine oil pressure sensor performance (current) – Inspected & found; Performed fault tracing as outlined related to code. Removed oil pressure sensor & screen, found screen has debris / L2 – L3. Verified connector on sensor good. Jumped grey wire to tan/ black wire and found scan tool showing 90 psi. Verified circuit was good. Fault tracing shows first step related to this issue would be to start by replacing the oil pressure sensor and screen, based on findings. Then if issue returns/persists then fault tracing indicates the next step is to replace the VLOM Assembly (valve lift oil manifold). – Note: VLOM assembly is known to leak oil pressure internally into engine assembly – Recommends; Starting with replacing the oil pressure sending unit/sensor and screen. Then retesting. If issue persists then the next step is to replace the VLOM assembly. ***FURTHER DAMAGE POSSIBLE***
TECHNICIAN INSPECTED AND FOUND: – LOF sticker shows next oil service is/was due at 290,000 miles. – Engine oil level & condition; Full. Good. – Oil leaking at oil cooler seal / L3. Engine oil is dripping off the transmission onto the ground. Recommend replacing oil cooler seal and cleaning affected area. – Front brake pads at approximately; 7mm. – Rear brake pads at approximately; 4mm, 30% = Due. Rotors rusty / L3 with lip / L3. Recommend replacing rear brakes pads and rotors. – A/C compressor clutch melted / L5. Recommend replacing ac compressor and retesting system. – Inspected for dash/warning lights, found; "Service park assist". – Scanned computer control module and found codes; PARK ASSIST MODULE **B0958 for park aid rear sensor 1, circuit short/open circuit **B0961 for park aid rear sensor 4, circuit short/open circuit Recommend taking to body shop for diagnostics and repairs. ECM/PCM Below codes not likely related to current low oil pressure light. **P0562 for system voltage low history) **P0573 for brake switch voltage (history) **P0621 for generator terminal "L" circuit (history) All codes are history codes, noted battery and alternator appear fairly new and are these codes were likely related to issues prior. – See age/mileage disclaimer. Vehicle has 285,708 miles on it.
Technician removed and replaced oil pressure sensor. Cleared code. Test drove vehicle. No issues present. Let idle for approximately 1/2 hour then test drove again. Let vehicle rest for about 1 hour then test drove again. Verified no oil pressure messages present on any test drives and verified related code did not return. – Note: If "low oil pressure" message returns and/or code **P0521 returns. Recommend to stop driving immediately and take to shop for further repairs.
Technician removed and replaced engine oil cooler seal. Cleaned affected area. Topped off engine oil. Test drove. Verified repair.
Paul K. gave our service a 5 star review on 11/13/2024
2008 Chevrolet Equinox
Mileage
119,834
Service Date
7/25/2024
Services Performed
CUSTOMER REQUESTS THAT DIAGNOSTIC BE PERFORMED
TECHNICIAN – Test drove vehicle, inspected operation & found; On cold start heard whirring type noise / L4. Vehicle drove well and shifted well. No pooling of coolant or fluids under vehicle. – Inspected for dash/warning lights, found; None. – Scanned computer control modules & found; No codes. – Inspected & found; Sound coming from belt drive area of engine. After test drive noticed burning smell / L4. Activated ac and found smell was worse. Found ac clutch slipping and skipping, making squelching noises / L2. Found idler pulley for serpentine belt making whirring noises. – Ac was blowing cold at times. When working well blowing cold to 47 degrees, found temp goes up to 77 degrees at times then back down to 47 degrees. – Determined / Suspect; Ac compressor failure along with related components. – Recommends; Replacing ac compressor, service valves, idler pulley, serpentine belt and charging system fully.
TECHNICIAN INSPECTED AND FOUND: – LOF sticker shows next oil service is/was due at 119,587 miles. By sticker vehicle is slightly past due for oil service. – Engine oil level & condition; Full. Dark / L3 = Due. Recommend performing oil service. – Front brake pads at approximately; 8mm. – Rear brake pads at approximately; 7mm. – Scanned computer control module and found; No codes. – Front headlamp assemblies have water in them / L4-L5. Recommend replacing both front headlamp assemblies. – Tire tread approximately 7/32. Dot code; 4716 indicating the tires are approximately 8 years old Recommend consulting with a tires shop due to age of tires. – Vehicle has rust on numerous components / L4. Rust can compromise components making them unsafe and/or more difficult to perform repairs.
Technician performed oil service: Drained engine oil, installed new oil filter and filled with premium engine oil. Cleaned affected area. Performed courtesy vehicle inspection. Road tested. Verified service. No leaks. Installed next lof reminder sticker in window. Reset service reminder if applicable.
Technician removed upper engine cover, air filter housing and lower engine cover to gain access. Removed and replaced ac compressor, serpentine belt, idler pulley and service valves. Performed ac service as outlined to fill system with freon. Added leak tracer dye. Test drove. Monitored for any additional leaks and found none. Verified ac blowing cold to 44 degrees. Verified repair.
Technician performed A/C Service: recovered refrigerant from system, pulled vacuum, checked system for leaks. Charged System. Tested system and Air Flow Temp. Test Drove and verified service repairs.
Creig J. gave our service a 5 star review on 7/27/2024
2008 Chevrolet Equinox
Mileage
116,587
Service Date
3/4/2024
Services Performed
Technician performed oil service: drained engine oil, replaced filter and filled with premium engine oil. Inspected all belts, hoses, brakes and tire tread. Adjusted tire pressures. Road tested. Verified service. No leaks.
TECHNICIAN – Test drove vehicle, inspected operation & found; Drove well. Every thing is dry at this time. – Scanned computer control modules & found; No codes. – Inspected & found; Inspected sunroof. Found glass sits low in roof opening. Opened roof and closed several times. Working well. With glass open, poured water into gutter tray. Found both front drains are plugged. Cleaned out openings. Verified now draining. – Determined / Suspect; plugged drains causing water to build up and spill over edge of gutter and leaking into car. – Recommends; having body shop check and adjust glass to proper height to prevent future leaks.
TECHNICIAN INSPECTED AND FOUND: – LOF sticker shows next LOF is/was due at 114,113 miles, overdue 2,474 miles by sticker. Recommend performing oil service if due. – Engine oil level & condition; Dark , Due /L3. – Front brake pads at approximately; 8 mm – Rear brake pads at approximately; 6mm – Scanned computer control module and found; No codes. – Water present in both headlight lense assemblies. Recommends replacing both front headlamp assemblies.
Creig J. gave our service a 5 star review on 3/4/2024
2006 Chevrolet Silverado
Mileage
240,137
Service Date
6/28/2023
Services Performed
CUSTOMER REQUESTS THAT DIAGNOSTIC BE PERFORMED
TECHNICIAN – Test drove vehicle, inspected operation & found Drove well. – Scanned computer control modules & found No codes related. – Inspected & found checked power and ground at connector on tow hitch. Found minor /L1-/L2 collision/ Impact damage at connector and tow hitch. Connector and wiring are intact and ok. Found no power in socket, Fault traced circuit. Found tr1r fuse under hood fuse block blown /L5. Replaced fuse to be able to test further. Verified now have tail lights, reverse, brake lights and turn signals. – Determined blown fuse was the issue.
TECHNICIAN – Test drove vehicle, inspected operation & found Drove well, Shifted well. – Scanned computer control modules & found ECM/PCM P0101 MAF sensor Circuit out of range P0171 Fuel System Too lean Bank 1 P0174 " " Bank 2 ABS C0040 Right front wheel speed sensor circuit fault- History Code. Right front wheel sensor looks fairly new. – Inspected & found Monitored fuel trim data via scan tool. Found long term readings at lowest limit at -10. Short term switching between -5 and +3. Found MAF air flow sensor reading at 8 grams per second. (Spec 5-7) Found very large rat nest in air filter housing /L5 under air filter. Found MAF sensor is very dirty /L3. Found throttle bode is very dirty /L4-/L5. No vacuum leaks found. No exhaust leaks found. – Determined a restricted air flow through the maf sensor can cause these codes. – Recommends cleaning out air filter housing, replace air filter, clean MAF sensor element and throttle body. Clear codes. Have customer drive and bring back if codes return.
TECHNICIAN INSPECTED AND FOUND: – LOF sticker shows next LOF due when oil life notification is at 15%, current oil life is at 74%. – Engine oil level & condition Full, Clean – Front brake pads at approximately 60% – Rear brake pads at approximately 50% – Scanned computer control module and found; See details above. – Best tires in front at 13/32 and rear tires at 7/32. Recommends tire rotation. – Engine oil leak at engine oil cooler lines /L3-/L4. Recommends replacing engine oil cooler line. – Engine oil leak at oil pan gasket. /L3-/L4. Recommends replacing oil pan gasket. – Battery showing signs of leaking acid. Top corroded /L3. From 10/14. Fails load test. – Left front wheel hub bearing noisy / L4. Recommends replacing both front wheel bearings. ****THIS IS A SAFETY CONCERN!*****
Technician removed air filter housing. Removed filter and nesting materials from housing. Rinsed out housing area. Installed new air filter. Cleaned MAF sensor. Removed grass like debris from sensor screen. Cleaned throttle body. Reassembled all components. Cleared codes. Test drove vehicle. Verified repair. Found no codes reposted.
Diane T. gave our service a 5 star review on 6/29/2023
2012 Chevrolet Silverado
Mileage
160,640
Service Date
3/2/2023
Services Performed
CUSTOMER REQUESTS THAT DIAGNOSTIC BE PERFORMED
TECHNICIAN – Test drove vehicle, inspected operation & found there was a ticking sound, possibly heard from engine or exhaust leak. – Scanned computer control modules & found; no codes. – Inspected and found that noise may be related to oil change being due. – Recommend performing oil service and then retesting for noise. Performed oil service. Found noise no longer present.
Technician performed oil service: drained engine oil, replaced filter and filled with premium engine oil. Inspected all belts, hoses, brakes and tire tread. Adjusted tire pressures. Road tested. Verified service. No leaks.
**** Previous recommendation and notes say to inspect pan for concerns.**** TECHNICIAN: – Test drove vehicle, inspected transmission operation & found; transmission shifted well. No concerns noted. – Scanned computer control modules & found; no codes. – Inspected transmission fluid level & condition on dipstick, found; full, dark red / L3. Due for service. – Inspected exterior of transmission for leaks & damage, found; no transmission damage, no leaks coming from transmission fluid. Did find transmission cooler lines leaking (see inspection notes) – Determined; recommends moving forward with transmission service. Technician performed transmission service and inspection: – Removed transmission pan and drained transmission fluid. – Inspected transmission fluid condition, found; no concerns. Was dark and due for service. – Inspected transmission pan for concerns, found; no concerns. – Inspected transmission bands for adjustment needs – not applicable. – Cleaned transmission pan including magnet, installed new transmission pan gasket and transmission filter, reinstalled transmission pan, filled with synthetic transmission fluid. Inspected for leaks. Road tested vehicle. Verified Service. – Recommends performing next transmission service in approximately 30,000 miles.
TECHNICIAN INSPECTED AND FOUND: – No sticker found indicating next oil service interval. – Engine oil level & condition Full Dark brown /L3. – Front brake pads at approximately 55 % – Rear brake pads are drum brakes and not visible for inspection. – Scanned computer control module and found; No codes. – Found transmission cooler lines leaking /L3. Recommends replacing transmission cooler lines. – Rear differential fluid is dark brown /L2. Recommends performing rear differential service. – Front struts leaking /L3 and are bouncy/L2. Recommends replacing front struts and sending out for alignment. – Power steering pressure line leaking power steering fluid /L3. Recommends replacing power steering pressure line and topping of power steering fluid. – Found front tires are at 12/32 and rear tires are at 11/32. It is recommended that the tires with the best tread be put on rear. Recommends rotating tires or take to tire shop for rotation.
Jeff T. gave our service a 5 star review on 3/4/2023
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