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Service bulletins for the 2008 Chevrolet Tahoe

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.

1399 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Wiring and fuses are shown. Show all

Bulletins, newest first
100089005G2019-05-13. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
100089005H2019-03-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
PIP4374C2019-03-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This Preliminary Information communication provides information to the technician on were to look for a Possible Chaffed Wire. This could cause service engine soon light comes on and the vehicle is a no start.
10-00-89-005C2018-06-04. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT. This informational bulletin is a revision for 10-00-89-005B to add the 2014 model year and labor codes.
10-00-89-005E2018-05-21. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty administration bulletin adds the 2016 model year to a communication which provides dealership personnel revised wiring repair labor operations and required additional information.
13-08-116-0012018-04-16. Service bulletin. ELECTRICAL SYSTEM:WIRING. This technical bulletin provides a procedure on suspected tampering due to aftermarket ALDL or DLC interface devices causing multiple issues.
100089005D2017-12-22. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty informational bulletin advised the technician that when performing a wiring repair, more information is required.
10-08-42-001D2017-08-15. Service bulletin. ELECTRICAL SYSTEM:WIRING. This technical bulletin provides a procedure to check the headlamp wiring connector and replace if damaged.
PIP4525D2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING. This Preliminary Information communication provides information to the technician about vehicles that have an engine misfire, oil consumption, and/or a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Code P0300 and or P0301. Technician will need to inspect all of the spark plugs for oil fouling and cracks around the electrode porcelain. Technician will replace the spark plug if it is found cracked. If the #1 spark plug is the only spark plug that is oil fouled and the electrode porcelain is not cracked, inspect the related valve seals to ensure that they are not damaged or missing, and repair as necessary. If the valve seals are fine, inspect the number 1 cam bearing for possible cause of this concern. Replace the bearing if needed. If the cam bearing has spun the engine will need to be replaced.
PIT51842017-08-15. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM:WIRING; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted activation, OnStar unwanted activation, and cruise control inoperative. Technician should inspect for a short to ground on the steering wheel near the Supplemental Inflatable Restraint coil connector X2 and make necessary repairs to any shorted circuits and then position the wiring.
PIT5184A2017-08-15. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have an instrument panel backlighting flashes, flickers or inoperative, unwanted horn activation, radio controls inoperative or unwanted activation, OnStar unwanted activation, and cruise control inoperative. Technician should inspect for a short to ground on the steering wheel near the Supplemental Inflatable Restraint coil connector X2 and make necessary repairs to any shorted circuits and then position the wiring.
PIT-4713-A2016-08-26. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN HOW TO DIAGNOSE AND REPAIR VEHICLE THAT MAY HAVE A RATTLE, ITCH OR TAPPING NOISE COMING FROM THE CENTER OF THE INSTRUMENT PANEL AREA WHILE DRIVING. THE CAUSE MAY BE AN ENGINE WIRING HARNESS MAKING CONTACT WITH A DOWEL PIN ON THE FORWARD BULKHEAD. TECHNICIAN WILL REMOVE THE ENGINE COVER AND LOCATE THE ENGINE HARNESS. INSPECT FOR A HOLDING CLIP THAT SECURES THE ENGINE HARNESS TO THE FUEL LINE BRACKET. TECHNICIAN WILL INSTALL A HOLDING CLIP TO REMOVE THE SLACK IN THE HARNESS.
PI0639A2012-05-01. Service bulletin. STEERING; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. GM: THE SERVICE STABILITRAK MESSAGE BEING DISPLAYED IN DIC. THE STABILITRAK INDICATOR LIGHT MAY ALSO BE ON. *JS UPDATED ON 7/9/2013. *KB
PIT-4730A2011-03-28. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SATURN: ADDITIONAL DIAGNOSTIC INFORMATION FOR U0140 OR U0073. VEHICLE MAY EXHIBITS SOME SYMPTOM(S) AS DOOR LOCKS CYCLE WHILE DRIVING; INTERMITTENT NO START; SERVICE STABILITRAK DIC MESSAGE; SPEEDOMETER AND TACHOMETER FREEZE WHILE DRIVING. *PE
PIP-48172011-03-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:WIRING. CADILLAC/CHEVROLET/GMC: (HYBRID) INFORMATION ON INTERNAL TRANSMISSION WIRING HARNESS REPAIRS. DIAGNOSTICS OF ANY ONE OF OR COMBINATION OF THE DTCS LISTED MAY LEAD TO A INTERNAL TRANSMISSION WIRING HARNESS CONCERN. TRANSMISSIONWIRING HARNESS IS FOUND TO BE ROOT CAUSE OF ANY ONE OF THE LISTED DTCS. DO NOT ATTEMPT TO REPAIR THE INTERNAL TRANSMISSION WIRING HARNESS. *PE
07-08-45-005A2009-02-18. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; VEHICLE SPEED CONTROL:CABLES; ELECTRICAL SYSTEM:WIRING. GMC: REPLACEMENT OF HIGH AND INTERMEDIATE VOLTAGE CABLES. SOME VEHICLES (TWO MODE HYBRID SYSTEM (RPO HP2)) MAY EXHIBIT IMPAIRED OR INOPERATIVE 300V OR 42V SYSTEMS DUE TO WORN OR DAMAGED 300V OR 42V CABLES. *PE
PIT-4613A2008-12-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. GMC: INTERMITTENT NO CRANK AND/OR DISCHARGED BATTERY. COULD BE CAUSED BY A LOOSE CONNECTION AT THE 175 AMP MEGA FUSE LOCATED ON THE PASSENGER SIDE OF THE COWL. *PE
08-08-45-0022008-05-21. Service bulletin. ELECTRICAL SYSTEM:WIRING. LEFT OR RIGHT POWER OUTSIDE MIRROR INOPERATIVE (INSPECT WIRE HARNESS). *NJ
41322008-01-30. Service bulletin. ELECTRICAL SYSTEM:WIRING. SIR LIGHT ON, DTC'S B0085, B0086, B0087 AND B0088. *NJ
0708490182007-11-03. Service bulletin. ELECTRICAL SYSTEM:WIRING. VARIOUS ELECTRICAL CONCERNS - INTERMITTENTLY FUNCTIONING OR INOPERATIVE COMPONENT, IP WARNING LIGHT ON, DIC MESSAGE DISPLAYED, DTC SET, NO CRANK/START (REPAIR IP WIRING HARNESS) *NJ
0608450082007-02-01. Service bulletin. ELECTRICAL SYSTEM:WIRING. INFORMATION ON AUXILIARY POWER WIRE AT TRAILER AND INSTALLATION OF AFTERMARKET TRAILER BRAKE CONTROLLER - TOWING, TOW *KB UPDATED 11/02/07. *NJ
38082006-07-05. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY; ELECTRICAL SYSTEM:WIRING. CRANK NO START, ROUGH RUNNING, OR DTC P0335. *TT EQUIPPED WITH 5.3L, 6.0L, 6.2L ENGINES. UPDATED 1/30/08. *NJ

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