GM WIRING ISSUES

GM Service Know-How Emerging Issues – TechLink
Jun 30, 2022The monthly GM Service Know-How Emerging Issues seminars provide service/technical information on current issues and GM certified repairs. The latest service topics from GM Brand Quality and Engineering covered in the June seminar include Diesel Exhaust Fluid (DEF) contamination in diesel engine fuel systems (Fig. 11) and a turn signal condition
Intermittent Shift to Park Message – TechLink
Oct 16, 2019Install the in-line shifter wiring harness jumper between the shifter base connector and the console harness connector. The jumper harness should not be twisted or kinked in a 90 degree position. GM Service Know-How Emerging Issues; Installing HUMMER EV Accessories; MDI Manager Software Update Splits MDI 1 and MDI 2 into Separate Applications;
GM Full-Size Trucks 1988-1998 Wiring Diagrams Repair Guide
Fig. 5: 1988-98 GM-C/K Series Wiring Schematic; Fig. 6: 1988-90 GM-R/V Series Wiring Schematic; Get to Know Your Truck’s Wiring. Typical electrical problems include bad batteries, alternators, and starters, along with blown fuses and bad battery cables. Some wiring system issues are more complex, however: open circuits, short circuits
TBI Connversion wiring and diagrams! - GearHead EFI
A11 and A12 are also solder connected in ECM. Use them all as grounds or you risk grounding issues. GM did not add these because they are not needed. Some guys make short cuts, don't mess with perfection! B1- orn- 12v fused from battery. Use an inline fuse on this. It also ties into C16. B2- tan/wht- Fuel pump signal from the relay.
GM Forum - Buick, Cadillac, Olds, GMC & Pontiac chat
Aug 09, 2022A community dedicated to GM truck & GM car performance for all brands. Log In; Register; Forums. GM Technical Discussion and Questions Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements. Wiring a external PNP switch.. by BillBoost37
Chevy Silverado Service Update For Aero Shutter Wiring Issue - GM Authority
Jul 26, 2022GM has issued a service update for a problem related to the wiring harness for the front aerodynamic grille shutter on certain 2022 model year Chevy Silverado 1500 and Chevy Silverado 1500 Limited
GM Inside News Forum
Aug 07, 2022Blower motor wiring issues. GM Inside News Forum Since 2003 A forum community dedicated to GM owners and enthusiasts. Come join the discussion about General Motors news, concepts, releases, classifieds, troubleshooting, maintenance, and more!
AC light flashing GM vehicles - Ricks Free Auto Repair Advice
Apr 06, 2013AC light flashing GM vehicles Fix AC light flashing GM vehicles. GM has issued a technical service bulletin #09-01-38-004: INFORMATION FOR VEHICLES WITH HVAC CONTROL MODULE A/C AND RECIRCULATION INDICATORS FLASHING. The bulletin applies to the following vehicles: 2008–2010 Buick Enclave 2007–2010 Cadillac Escalade Models
PSI | Standalone Wiring Harness | LS Wiring | LS Wirng Harness
Due to demand and supply chain issues, we are experiencing longer lead times; Please contact for exact ETA as needed. Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. These harnesses include the Gen II
The Buick Farm – The Buick Farm
An additional note on chrome parts, GM (BUICK) did not use show quality chrome on their cars. Do not expect 100 point show chrome that you see at the Concours shows. If you are having any issues while using our website, please CALL US DIRECTLY at (302) 698-7701 with any questions you may have, or to place an order, and we will be happy to