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Oldsmobile 88

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Question
Engine died and will only run for a few seconds
Hi there! To determine if the fuel lines are clogged I would suggest performing a fuel pressure test. This test will tell you the engine is receiving the proper amount of fuel. If it is not, you should first check...
Question
Car lost all power after downshifting to go uphill
Hello! Although the Check Engine Light has been on before a new issue may have occurred, I would suggest hooking a scan tool up to the vehicle and retrieving the OBD2 codes. The problem you're having should almost certainly set...
Question
Battery is dead and engine doesn't crank
Hello! I'll be happy to assist you. I believe the issue may be the ignition key tumbler. The wires inside of the steering column connecting to the ignition key tumbler to the steering column tend to break. The wiring may...
Question
Car has been shutting down for 9 months
Hello! Since you can hit the coil packs and it will start up, this leads me to believe the issue is directly related to the coil pack or the ignition module. Since you just had your coil packs replaced we...
Question
Transmission slips off line under mid-full throttle
Hello there, thank you for asking about your 1998 Oldsmobile LSS. The first thing to have checked in a situation like this is the transmission fluid level. Using the directions laid out in the owner's manual, inspect the transmission fluid...
Question
AC compressor will not engage
Hello there, thank you for asking about your 1997 Oldsmobile LSS. If the relay and fuses that power the AC clutch are in good order, the problem may be in the side of the circuit where you command the AC...
Question
Takes two key turns before car starts
Hello there, thank you for asking about your 1996 Oldsmobile LSS. A prolonged start can be caused by problems with fuel delivery or air metering. Improper readings from failed sensors can cause an improper fuel mixture and cause the vehicle...
Question
Incorrect spark plug replacement caused worse gas mileage
Hello there, thank you for asking about your 1997 Oldsmobile LSS. AC Delco 41101 comes standard on these vehicles and must be used in order to maintain the ignition system properly. Also, find a maintenance schedule for the vehicle and...
Question
Turned off car, but ac blower kept blowing
Hello there, thank you for asking about your 1997 Oldsmobile LSS. Pulling the fuse was a good measure to keep your battery from dying with the fan staying on. There could be a problem with the switch or relay in...
Question
Car has trouble starting, won't run - 1995 Oldsmobile Delta 88
Hello. This sounds like this could be a problem with the crankshaft position sensor (CPS) and/or its connector plug. You may notice the tachometer jumping around a bit at idle or low engine speeds, as this is another indicator that...
Question
Car shuts off when putting it into drive
Hi there. I would check the crankshaft position sensor and its connector plug. If the tachometer jumps around a bit at idle or low engine speeds, this is another indicator that the CPS is failing or has bad electrical connectivity....
Question
High idling - 1993 Oldsmobile Delta 88
Hi there. The high idle could be caused by a dirty/failed idle air control valve, a dirty throttle body/throttle plate, or vacuum leaks in the engine's intake system. To have the problem scoped out, a certified professional from YourMechanic can...
Question
Engine cuts off and electrical components malfunction - 1995 Oldsmobile Delta 88
Relays provide for managed power distribution. A chattering relay is a failure mode where the electrical contacts are burned and aren't delivering power. I would have a professional mechanic identify which relay is chattering and determine how relevant that relay...
Question
Car stalls, hesitates, misfires - 1998 Oldsmobile Delta 88
There are several potential problem areas (besides fuel supply which you seem to have addressed), which could cause lean running and the symptoms you describe. A dirty throttle body, failing mass air flow sensor, vacuum leak, or bad oxygen sensor...

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