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Service bulletins for the 2014 Chevrolet Silverado

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

3313 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
090604015C2018-05-21. Service bulletin. ENGINE. This informational bulletin provides a revision for 09-06-04-015B (Vehicles Sitting Outside on Dealer Lots for Extended Periods with Hard Start/No Start Condition) to add the 2015-2018 model years.
16NA3382018-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE. This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
15-06-01-002B2018-05-21. Service bulletin. ENGINE. This technical bulletin provides repair information to correct a customer concern of engine misfire/tick noise, Malfunction Indicator Lamp (MIL) On, DTC P0300 set.
PIP5121B2018-05-21. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have the oil pressure gauge jumps from approximately 40 lb. to 60 lb. The 4.3L (L83), 5.3L (L86), 6.2L (LV3) engines are equipped with a two stage oil pump. Dealer should advise the customer this is normal operation for these engines.
PIP5179D2018-05-21. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have extended or long crank time during cold ambient air temperatures. Direct Injection systems run at higher pressures, and the mechanical pump on the engine must build up the required pressure before the first injection event occurs. Direct Injection engines may have slightly longer cold crank times than that of port fuel engines.
PIP5498G2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. CauseCoolant getting into the cylinders, and provides direction for the repair.
PIT5391D2018-05-21. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be on when the ignition is in the run position. Technician may find Diagnostic Trouble Codes P0513 and or P262B may also be set. Technician will pulled the driver sill plate and inspect the wiring for damaged or corroded circuits. Technician will repair any damaged or corroded circuits.
PIP4112S2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle. This concern may also be present while crusing at highway speeds and then an aggressive increase in throttle.This is considered normal operation of the vehicle the throttle is delayed and opened slowly up to .7 seconds to help minimize driveline lash and clunking or will have approximately .5 seconds of zero torque to allow the transmission to shift to downshift.
PIT4529D2018-05-21. Service bulletin. ENGINE. This preliminary information explains that there are differences between the Elevated Idle, PTO and High Idle options.
15-00-90-0012018-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides technicians with diagnostic tips for preventing oil leaks after changing oil and filter.
PIP5228A2018-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that have a vibration that is felt between 1200 ? 1400 engine revolutions per minute when in active fuel management V4 mode. Technician will need to use J?38792-A Electronic Vibration Analyzer 2 or CH?51450-NVH Pico Oscilloscope Diagnostic Kit to measure the frequency of the vibration. Technician will need to remove and replace the exhaust muffler clamp that joins the three-way catalytic converter assembly to the pipe of the muffler assembly. After the exhaust is reinstalled remove and reinstall each cab mounts and retest.
PIP5232A2018-05-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire.
PIP52322018-05-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire.
PIP5231A2018-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that engine oil dipstick indicates engine is over filled when performing a Pre-Delivery Inspection or after an oil and filter change. When it is time for the oil change, fill with the recommended amount of engine oil as specified in Service Information.
PIP52282018-05-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. This Preliminary Information communication provides information to the technician about vehicles that have a vibration that is felt between 1200 ? 1400 engine revolutions per minute when in active fuel management V4 mode. Technician will need to use J?38792-A Electronic Vibration Analyzer 2 or CH?51450-NVH Pico Oscilloscope Diagnostic Kit to measure the frequency of the vibration. Technician will need to remove and replace the exhaust muffler clamp that joins the three-way catalytic converter assembly to the pipe of the muffler assembly.
PIP52312018-05-07. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that engine oil dipstick indicates engine is over filled when performing a Pre-Delivery Inspection or after an oil and filter change. Technician will drain half a quart of oil.
PIP52302018-05-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This Preliminary Information communication advises the technician that If it is determined the crankshaft needs to be replaced complete the Service Information diagnostics to determine if the crankshaft requires replacement. If determined the engine has bearing and crankshaft damage, the engine should be replaced along with the oil cooler. Also ensure latest version of 09-06-04-026G to verify the Engine Control Module calibration is not an Aftermarket calibration.
16NA2122018-05-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This informational bulletin provides the technicians ways to graph the exhaust temperature during a DPF regen or fluid quality test.
150601002E2018-05-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; BACK OVER PREVENTION. This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
14-06-04-004A2018-05-07. Service bulletin. ENGINE AND ENGINE COOLING; BACK OVER PREVENTION. This information bulletin provides additional information to the technician on how to diagnose possible normal engine noise during a cold star and a warm engine operation.
29400 01 (Bullet2018-05-07. Service bulletin. ENGINE AND ENGINE COOLING. 29400 01 - Special Coverage. On certain vehicles that are equipped with a diesel engine (RPO LML/LGH/LUZ), a malfunction-indicator light (MIL) may illuminate due to an offset in the temperature sensor in the diesel-emission-reduction fluid (DEF) tank reservoir or increased DEF tank-heater resistance. Dealers are to replace the DEF tank reservoir. The repairs will be made at no charge to the customer.
13-00-90-0012018-04-23. Service bulletin. ENGINE. This technical bulletin provides information on Engine Oils Used in 2014 Model Year Vehicles
09-06-04-026G2018-04-23. Service bulletin. ENGINE; POWER TRAIN. This informational bulletin provides information of suspected tampering or vehicle modifications for non-GM (Aftermarket) engine and transmission calibrations for V6 and V8 gasoline engines Using Tech 2® or global diagnostic system 2 (GDS 2)
150089005A2018-04-23. Service bulletin. EQUIPMENT; ENGINE. This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only).
PIP55542018-03-12. Service bulletin. ENGINE. This Preliminary information communicatesP0016 setting after internal engire repair. The engine Base timing is not being set correctly. The information in this PI will be helpful in setting the timing in the vehicle.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.