Questions & Answers for: Buick Roadmaster test mod

...I have power everything is functional, fully charged battery. Bought the starter to autozone to test it and the test passed, howevever i am not certain about the silenoid or ignition switch. you ...

...cuts of but starts right back up can anybody help??? the alternator is weak. get a voltometer and test the positive and negative leads at the battery. they should test above 14 volts at idle, if ...

...ofter an hour if car is stationary but the rate is low if the car is running. There are a couple of tests to get to the bottom of this issue, pressure test the cooling system, first. This should show ...

New fuel pump on 92 roadmaster fuel pump has power but no gas coming through injectors take a test light and make sure you have power to the injectors. then put the test light to the positive side of ...

...check ignition module Take it out and to an autozone. They have a machine that will run a number of test on it. As far as I know Autozone is the only place that can test them (at least around here ...

common issues with 1994 buick roadmaster Have a problem with the heat gage. When driving the car its fine. If stopped for more than a minute the gage starts climbing almost to the red zone before one ...

...t throw money at it. If you want to throw your money away, throw it all at once on a brand new car! Test, test, test. No mechanic of any stripe or intelligence would ever encourage you to change any ...

...the fuel filter & gas cap. once started it runs great. Next -is having a repair shop properly test the car & resolve It's about knowing what your doing & testing, using the proper equip

...test light, &gnd (ABCD), Ign Cntrl Mod now at 12V DC at A&D pins w B pin at 2.8 V AC & C gnd. Initial code 41 on dashboard diag and now cleared after replacement of Ign Cntrl Module. No ...

1994 buick roadmaster has no spak from coil What fault codes are showing up on the fault code test? If you haven't done that test do it, here is how it is done. Link below. FAQ How to read older GM ...