I ran across these from my old Yahoo Groups file - thought I'd post for reference. (I assume the table below will get trashed - will find out after I post) Q What is a CTS? A Coolant Temp Sensor Q What is a ATS? A Air Temp Sensor Q What is a PCM? A Power Control Module (Car's Brain/Computer) Q Which models have OnStar as an available option? A '02 L-Series, '03 L-Series, VUE and ION Q What is camber? A Inward or outward tilt of the wheel at the top. Q What is Dielectric Grease ? A Non-conductive lubricant typically used between spark plugs and boots Q What percentage does Saturn allow for a GM discount? A 10% for GMS Employee Discount and 5% for GM Supplier Discount Q How many cubic inches does the 1.9L (1901 cc) S motor displace? A 116 Q How much torque should be used on the wheel nuts of S Series cars? A 103 ft. lbs. (and recheck them again 30-50 miles later) Q What year did the S Series single cam engine's output change from 85 to 100 bhp? A 1995 Q How long is the extended warranty for (some) 1997 fuel pumps? A 6 years or 75,000 miles Q What is the phone number for warranty and service problems? A 1-800-553-6000, prompt #3 From page 15, chapter 4: Chilton's 1991-1998 Repair Manual (If you found this info useful, please consider buying a copy of one of their manuals - thanks.) Sensor resistance chart for the CTS and ATS (edited version). DEGREES (F) SENSOR RESISTANCE (OHMS) -40 77k - 109k -20 39k - 53k 0 21k - 27k 20 11k - 15k 40 6.6k - 8.4k 60 3.9k - 4.5k 80 2.4k - 2.7k 100 1.5k - 1.7k 120 .98k - 1.1k 140 650 - 730 160 430 - 480 180 302 - 334 200 215 - 235 220 159 - 172 248 104 - 113 284 63 - 68