
1994 Buick Roadmaster 5.7L No Start
Helping a fellow tech working on his moms old Roadmaster. Very clean car. Has had this intermittent starting problem for awhile, but last year finally went to full time no start. Tech replaced several pieces including opti-spark, coil, ignition module and ...
FIX posted 12/18/2020
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)14 Replies Received(Hide Replies)14 Replies Received
|
Message Closed
|
VIN | 1G4BN52P8R |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
36 | OPTICAL RESOLUTION HIGH short to voltage |
Message Closed
Vehicle Data
1994 Buick Roadmaster
VIN | 1G4BN52P8R |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
36 | OPTICAL RESOLUTION HIGH short to voltage |