19-NA-218
Service Bulletin Details
Public Details for: 19-NA-218
This service bulletin provides a service procedure to correct a condition of a ticking noise from the engine.
Models from 2022
Models from 2021
Models from 2020
2020 CADILLAC ESCALADE |
2020 CHEVROLET CAMARO |
2020 CHEVROLET CORVETTE |
2020 CHEVROLET SILVERADO 1500 |
2020 CHEVROLET SUBURBAN |
2020 CHEVROLET TAHOE |
2020 GMC SIERRA 1500 |
2020 GMC YUKON |
2020 GMC YUKON XL |
Models from 2019
Service Bulletin Bulletin No.: 19-NA-218 Date: April, 2023 TECHNICAL Subject: Ticking Noise from the Engine This bulletin replaces PIP5606E. Please discard PIP5606E. Brand: Cadillac Model: to CTS 2019 2019 Escalade 2019 2022 Camaro 2019 2022 2019 2019 Corvette Chevrolet 2020 2022 Silverado 1500 (New Model 12th Digit VIN = 7) - 4WD 2019 2019 Silverado 1500 (New Model) 2019 2021 2022 2022 Silverado LD 2019 2019 Suburban 2019 2022 Silverado 1500 LTD (RPO J21, VIN Digit 5 = W / Y) Silverado 1500 New (RPO J22, VIN Digit 5 = A / D) GMC Model Year: from Tahoe 2019 2022 Sierra Limited 2019 2019 Sierra 1500 (New Model) 2019 2021 Sierra 1500 Limited (RPO J21, VIN Digit 5 = 8 / 9) 2022 2022 2019 2022 Sierra 1500 New (RPO J22, VIN Digit 5 = H / U) Yukon Models Copyright 2023 General Motors LLC. All Rights Reserved. VIN: from to Engine: Transmission: 5.3L, 6.2L (LT4, L83, L86, L87) 4.3L, 5.3L, 6.2L (LT1, LT2, LT4, LT5, LV3, L82, L83, L84, L86, L87) — — — 4.3L, 5.3L, 6.2L (LT1, LT2, LT4, LT5, LV3, L82, L83, L84, L86, L87) Page 2 April, 2023 Involved Region or Country Bulletin No.: 19-NA-218 North America, Argentina, Brazil, Chile, Colombia, Ecuador, Paraguay, Peru, Uruguay, Europe, Middle East, Iraq, Israel, Palestine, Japan, Cadillac Korea (South Korea), GM Korea Company, Australia/New Zealand Some customers may comment that they hear a ticking noise coming from the engine when cold. Condition ⇒ This ticking noise will mainly occur during the first initial start in the morning. Cause This condition may be caused by a lifter not having a sufficient amount of oil during cold start operation (not pumped up). Correction To correct this condition, follow the Service Procedure below. Australia and New Zealand Dealers - Please refer to SEI-00000627 for further information. Important: Service agents must comply with all International, Federal, State, Provincial, and/or Local laws applicable to the activities it performs under this bulletin, including but not limited to handling, deploying, preparing, classifying, packaging, marking, labeling, and shipping dangerous goods. In the event of a conflict between the procedures set forth in this bulletin and the laws that apply to your dealership, you must follow those applicable laws. Service Procedure Allow the engine to sit overnight. Note: You may need to allow 5-7 minutes to confirm. 1. Start the vehicle and listen for a tick noise. • If a tick noise is present, proceed to the next step. • If a tick noise is NOT present after running engine for at least 5 to 7 minutes, release the vehicle back to the customer. Causal Part Description 2. Drive the vehicle through the DFM modes. 3. Check for any misfire DTCs and record: • If DTCs are found, refer to SI for diagnosis. • If no DTCs are found and noise still persists, operate the engine through cylinder Deactivation test to isolate the cylinder with the concern. 4. If the noise has been isolated, inspect for a bent pushrod and/or collapsed lifter. ⇒ If the pushrods are found to be in working condition, replace the lifters on the affected banks. Refer to Valve Lifter Replacement in SI. Parts Information Note:Only select the parts that coincide with the repair performed. Replace the part with the P/N outlined in the Electronic Parts Catalog (EPC) in accordance with the vehicle VIN. Note: Refer to Service Bulletin # 20-NA-038 for additional information on AFM and DFM usage. Part Number Qty 2 per bank (6 CYL DFM) X LIFTER, VLV (Active) 12698946 4 per bank (8 CYL AFM) 8 per bank (8 CYL DFM) 4 per bank (6 CYL) X LIFTER, VLV (NON-ACTIVE LIFTERS) 12698945 N/A GASKET, CYL HD (L82, L83, L84) 12622325 1 N/A GASKET, CYL HD (L87) 12688943 1 N/A GASKET, CYL HD (LC8, L96) 12610046 1 N/A GASKET, CYL HD (LT1) 12688943 1 N/A GASKET, CYL HD (LV3) 12632968 1 N/A GASKET, CYL HD (L86, LT2) 12688943 1 N/A BOLT, CYL HD (M12x1.75 x 102) Refer to EPC As Required N/A BOLT, CYL HD (M12x1.75 x 134) Refer to EPC As Required N/A BOLT, EXH MANIF Refer to EPC As Required 4 per bank (8 CYL non DFM) N/A GASKET, VLV RKR ARM CVR 12630883 As Required (6 CYL) N/A GASKET, VLV RKR ARM CVR Refer to EPC As Required (8 CYL) N/A GASKET, EXH MANIF Refer to EPC As Required N/A SEAL, EXH MSNIF PIPE (R) 15035747 1 N/A SEAL, EXH MSNIF PIPE (L) 15077362 1 Bulletin No.: 19-NA-218 April, 2023 Page 3 Causal Part Description Part Number Qty N/A BELT, ACSRY DRV PRIM 12669858 (L84 L87) 1 N/A PIPE, FUEL FEED INTER Refer to EPC 1 N/A PIPE, FUEL FEED INTER (FROM PMP TO CROSSRAIL LINE) Refer to EPC 1 N/A GASKET, INT MANIF Refer to EPC 6 (6 CYL) 8 (8 CYL) N/A GASKET, W/PMP 12682391 1 N/A SEAL, KIT F/INJR (O-ring) Refer to EPC As Required Warranty Information Note: Only select the labor operation that coincides with the repair performed. For vehicles repaired under the Powertrain coverage, use the following labor operation. Reference the Applicable Warranties section of Investigate Vehicle History (IVH) for coverage information. Labor Operation Description Labor Time 4062390 Valve Lifter Replacement Right Side 4062391 Valve Lifter Replacement Both Sides 4062410 Valve Lifter Replacement Left Side 4062450 Valve Lifter Replacement Use Published Labor Operation Time Version 12 Modified Released February 14, 2020 Revised May 28, 2020 – Added RPO LT2 to Corvette and Cylinder Head Gasket P/Ns 12632968 (LV3) and 12688943 (L87) to Parts Information. Revised December 01, 2020 – Updated the Quantity information for P/N 12626354 and 12672366 in the Parts Information section. Revised December 16, 2020 – Added the 2021 Model Year to certain vehicles, added Engine RPOs and updated the Parts Information section. Revised September 08, 2021 – Added Australia/New Zealand to Involved Region or Country section and updated the Parts Information section. Revised December 17, 2021 – Added the 2022 Model Year to certain vehicles and updated a Gasket and both Valve Lifter part numbers and added Gasket part number 12630883. Revised March 30, 2022 – Added PIPE, FUEL FEED INTER (FROM PMP TO CROSSRAIL LINE) to Parts Information section. Revised July 11, 2022 – Added an Important statement above the Service Procedure and information for P/N 12630883 (V6) and 12619787 (V8) in the Parts Information section. Revised January 20, 2023 – Added Exhaust Manifold Bolts to Parts Information section and updated the Involved Region or Country section. Revised February 08, 2023 – Updated SEAL, KIT F/INJR (O-ring) to Refer to EPC in the Parts Information section. Revised April 05, 2023 – Added a statement for Australia/New Zealand dealers in the Correction section and updated applicable parts to Refer to EPC in the Parts Information section. Revised April 17, 2023 – Removed Engine RPOs LC8 and L96. Additional SI Keywords: P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P050D GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer". They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do a job properly and safely. If a condition is described, DO NOT assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See your GM dealer for information on whether your vehicle may benefit from the information. WE SUPPORT VOLUNTARY TECHNICIAN CERTIFICATION